1261891638686

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4091}}^1\times {\mathrm{537379}}^1$

素因数の和:541520

約数の個数: 32

約数和(自身を含む): 2216550631680

約数和(自身を除く): 954658992994

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 4091, 8182, 28637, 57274, 167731, 335462, 537379, 1074758, 1174117, 2348234, 3761653, 7523306, 22032539, 44065078, 154227773, 308455546, 2198417489, 4396834978, 15388922423, 30777844846, 90135117049, 180270234098, 630945819343, 1261891638686]

約数ペア:

[(1, 1261891638686), (2, 630945819343), (7, 180270234098), (14, 90135117049), (41, 30777844846), (82, 15388922423), (287, 4396834978), (574, 2198417489), (4091, 308455546), (8182, 154227773), (28637, 44065078), (57274, 22032539), (167731, 7523306), (335462, 3761653), (537379, 2348234), (1074758, 1174117)]