389884950

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9521}}^1$

素因数の和:9559

約数の個数: 144

約数和(自身を含む): 1289354976

約数和(自身を除く): 899470026

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 25, 26, 30, 35, 39, 42, 45, 50, 63, 65, 70, 75, 78, 90, 91, 105, 117, 126, 130, 150, 175, 182, 195, 210, 225, 234, 273, 315, 325, 350, 390, 450, 455, 525, 546, 585, 630, 650, 819, 910, 975, 1050, 1170, 1365, 1575, 1638, 1950, 2275, 2730, 2925, 3150, 4095, 4550, 5850, 6825, 8190, 9521, 13650, 19042, 20475, 28563, 40950, 47605, 57126, 66647, 85689, 95210, 123773, 133294, 142815, 171378, 199941, 238025, 247546, 285630, 333235, 371319, 399882, 428445, 476050, 599823, 618865, 666470, 714075, 742638, 856890, 866411, 999705, 1113957, 1199646, 1237730, 1428150, 1666175, 1732822, 1856595, 1999410, 2142225, 2227914, 2599233, 2999115, 3094325, 3332350, 3713190, 4284450, 4332055, 4998525, 5198466, 5569785, 5998230, 6188650, 7797699, 8664110, 9282975, 9997050, 11139570, 12996165, 14995575, 15595398, 18565950, 21660275, 25992330, 27848925, 29991150, 38988495, 43320550, 55697850, 64980825, 77976990, 129961650, 194942475, 389884950]

約数ペア:

[(1, 389884950), (2, 194942475), (3, 129961650), (5, 77976990), (6, 64980825), (7, 55697850), (9, 43320550), (10, 38988495), (13, 29991150), (14, 27848925), (15, 25992330), (18, 21660275), (21, 18565950), (25, 15595398), (26, 14995575), (30, 12996165), (35, 11139570), (39, 9997050), (42, 9282975), (45, 8664110), (50, 7797699), (63, 6188650), (65, 5998230), (70, 5569785), (75, 5198466), (78, 4998525), (90, 4332055), (91, 4284450), (105, 3713190), (117, 3332350), (126, 3094325), (130, 2999115), (150, 2599233), (175, 2227914), (182, 2142225), (195, 1999410), (210, 1856595), (225, 1732822), (234, 1666175), (273, 1428150), (315, 1237730), (325, 1199646), (350, 1113957), (390, 999705), (450, 866411), (455, 856890), (525, 742638), (546, 714075), (585, 666470), (630, 618865), (650, 599823), (819, 476050), (910, 428445), (975, 399882), (1050, 371319), (1170, 333235), (1365, 285630), (1575, 247546), (1638, 238025), (1950, 199941), (2275, 171378), (2730, 142815), (2925, 133294), (3150, 123773), (4095, 95210), (4550, 85689), (5850, 66647), (6825, 57126), (8190, 47605), (9521, 40950), (13650, 28563), (19042, 20475)]