About the Number

389442690

389442689 ← → 389442691

2進数表記:10111001101100110110010000010

漢数字表記:三億八千九百四十四万二千六百九十

素因数分解:

2 1 × 3 2 × 5 1 × 7 2 × 13 1 × 6793 1

素因数の和:6833
約数の個数: 144
約数和(自身を含む): 1268657208
約数和(自身を除く): 879214518

約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 49, 63, 65, 70, 78, 90, 91, 98, 105, 117, 126, 130, 147, 182, 195, 210, 234, 245, 273, 294, 315, 390, 441, 455, 490, 546, 585, 630, 637, 735, 819, 882, 910, 1170, 1274, 1365, 1470, 1638, 1911, 2205, 2730, 3185, 3822, 4095, 4410, 5733, 6370, 6793, 8190, 9555, 11466, 13586, 19110, 20379, 28665, 33965, 40758, 47551, 57330, 61137, 67930, 88309, 95102, 101895, 122274, 142653, 176618, 203790, 237755, 264927, 285306, 305685, 332857, 427959, 441545, 475510, 529854, 611370, 618163, 665714, 713265, 794781, 855918, 883090, 998571, 1236326, 1324635, 1426530, 1589562, 1664285, 1854489, 1997142, 2139795, 2649270, 2995713, 3090815, 3328570, 3708978, 3973905, 4279590, 4327141, 4992855, 5563467, 5991426, 6181630, 7947810, 8654282, 9272445, 9985710, 11126934, 12981423, 14978565, 18544890, 21635705, 25962846, 27817335, 29957130, 38944269, 43271410, 55634670, 64907115, 77888538, 129814230, 194721345, 389442690]

約数ペア:
[(1, 389442690), (2, 194721345), (3, 129814230), (5, 77888538), (6, 64907115), (7, 55634670), (9, 43271410), (10, 38944269), (13, 29957130), (14, 27817335), (15, 25962846), (18, 21635705), (21, 18544890), (26, 14978565), (30, 12981423), (35, 11126934), (39, 9985710), (42, 9272445), (45, 8654282), (49, 7947810), (63, 6181630), (65, 5991426), (70, 5563467), (78, 4992855), (90, 4327141), (91, 4279590), (98, 3973905), (105, 3708978), (117, 3328570), (126, 3090815), (130, 2995713), (147, 2649270), (182, 2139795), (195, 1997142), (210, 1854489), (234, 1664285), (245, 1589562), (273, 1426530), (294, 1324635), (315, 1236326), (390, 998571), (441, 883090), (455, 855918), (490, 794781), (546, 713265), (585, 665714), (630, 618163), (637, 611370), (735, 529854), (819, 475510), (882, 441545), (910, 427959), (1170, 332857), (1274, 305685), (1365, 285306), (1470, 264927), (1638, 237755), (1911, 203790), (2205, 176618), (2730, 142653), (3185, 122274), (3822, 101895), (4095, 95102), (4410, 88309), (5733, 67930), (6370, 61137), (6793, 57330), (8190, 47551), (9555, 40758), (11466, 33965), (13586, 28665), (19110, 20379)]

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