78876106

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 127512000

約数和(自身を除く): 48635894

約数列:

[1, 2, 19, 38, 109, 137, 139, 218, 274, 278, 2071, 2603, 2641, 4142, 5206, 5282, 14933, 15151, 19043, 29866, 30302, 38086, 283727, 287869, 361817, 567454, 575738, 723634, 2075687, 4151374, 39438053, 78876106]

約数ペア:

[(1, 78876106), (2, 39438053), (19, 4151374), (38, 2075687), (109, 723634), (137, 575738), (139, 567454), (218, 361817), (274, 287869), (278, 283727), (2071, 38086), (2603, 30302), (2641, 29866), (4142, 19043), (5206, 15151), (5282, 14933)]