68971518

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{7109}}^1$

素因数の和:7142

約数の個数: 72

約数和(自身を含む): 189666360

約数和(自身を除く): 120694842

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 126, 147, 154, 198, 231, 294, 441, 462, 539, 693, 882, 1078, 1386, 1617, 3234, 4851, 7109, 9702, 14218, 21327, 42654, 49763, 63981, 78199, 99526, 127962, 149289, 156398, 234597, 298578, 348341, 447867, 469194, 547393, 696682, 703791, 895734, 1045023, 1094786, 1407582, 1642179, 2090046, 3135069, 3284358, 3831751, 4926537, 6270138, 7663502, 9853074, 11495253, 22990506, 34485759, 68971518]

約数ペア:

[(1, 68971518), (2, 34485759), (3, 22990506), (6, 11495253), (7, 9853074), (9, 7663502), (11, 6270138), (14, 4926537), (18, 3831751), (21, 3284358), (22, 3135069), (33, 2090046), (42, 1642179), (49, 1407582), (63, 1094786), (66, 1045023), (77, 895734), (98, 703791), (99, 696682), (126, 547393), (147, 469194), (154, 447867), (198, 348341), (231, 298578), (294, 234597), (441, 156398), (462, 149289), (539, 127962), (693, 99526), (882, 78199), (1078, 63981), (1386, 49763), (1617, 42654), (3234, 21327), (4851, 14218), (7109, 9702)]