About the Number

12988944

12988943 ← → 12988945

2進数表記:110001100011001000010000

漢数字表記:千二百九十八万八千九百四十四

素因数分解:

2 4 × 3 3 × 107 1 × 281 1

素因数の和:405
約数の個数: 80
約数和(自身を含む): 37765440
約数和(自身を除く): 24776496

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 107, 108, 144, 214, 216, 281, 321, 428, 432, 562, 642, 843, 856, 963, 1124, 1284, 1686, 1712, 1926, 2248, 2529, 2568, 2889, 3372, 3852, 4496, 5058, 5136, 5778, 6744, 7587, 7704, 10116, 11556, 13488, 15174, 15408, 20232, 23112, 30067, 30348, 40464, 46224, 60134, 60696, 90201, 120268, 121392, 180402, 240536, 270603, 360804, 481072, 541206, 721608, 811809, 1082412, 1443216, 1623618, 2164824, 3247236, 4329648, 6494472, 12988944]

約数ペア:
[(1, 12988944), (2, 6494472), (3, 4329648), (4, 3247236), (6, 2164824), (8, 1623618), (9, 1443216), (12, 1082412), (16, 811809), (18, 721608), (24, 541206), (27, 481072), (36, 360804), (48, 270603), (54, 240536), (72, 180402), (107, 121392), (108, 120268), (144, 90201), (214, 60696), (216, 60134), (281, 46224), (321, 40464), (428, 30348), (432, 30067), (562, 23112), (642, 20232), (843, 15408), (856, 15174), (963, 13488), (1124, 11556), (1284, 10116), (1686, 7704), (1712, 7587), (1926, 6744), (2248, 5778), (2529, 5136), (2568, 5058), (2889, 4496), (3372, 3852)]

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