156975714

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4139}}^1$

素因数の和:4204

約数の個数: 72

約数和(自身を含む): 404941680

約数和(自身を除く): 247965966

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 49, 63, 86, 98, 126, 129, 147, 258, 294, 301, 387, 441, 602, 774, 882, 903, 1806, 2107, 2709, 4139, 4214, 5418, 6321, 8278, 12417, 12642, 18963, 24834, 28973, 37251, 37926, 57946, 74502, 86919, 173838, 177977, 202811, 260757, 355954, 405622, 521514, 533931, 608433, 1067862, 1216866, 1245839, 1601793, 1825299, 2491678, 3203586, 3650598, 3737517, 7475034, 8720873, 11212551, 17441746, 22425102, 26162619, 52325238, 78487857, 156975714]

約数ペア:

[(1, 156975714), (2, 78487857), (3, 52325238), (6, 26162619), (7, 22425102), (9, 17441746), (14, 11212551), (18, 8720873), (21, 7475034), (42, 3737517), (43, 3650598), (49, 3203586), (63, 2491678), (86, 1825299), (98, 1601793), (126, 1245839), (129, 1216866), (147, 1067862), (258, 608433), (294, 533931), (301, 521514), (387, 405622), (441, 355954), (602, 260757), (774, 202811), (882, 177977), (903, 173838), (1806, 86919), (2107, 74502), (2709, 57946), (4139, 37926), (4214, 37251), (5418, 28973), (6321, 24834), (8278, 18963), (12417, 12642)]