81408782

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{911}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 150764544

約数和(自身を除く): 69355762

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 491, 911, 982, 1822, 3437, 6377, 6383, 6874, 11843, 12754, 12766, 23686, 44681, 82901, 89362, 165802, 447301, 894602, 3131107, 5814913, 6262214, 11629826, 40704391, 81408782]

約数ペア:

[(1, 81408782), (2, 40704391), (7, 11629826), (13, 6262214), (14, 5814913), (26, 3131107), (91, 894602), (182, 447301), (491, 165802), (911, 89362), (982, 82901), (1822, 44681), (3437, 23686), (6377, 12766), (6383, 12754), (6874, 11843)]