81042312

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{259751}}^1$

素因数の和:259773

約数の個数: 32

約数和(自身を含む): 218191680

約数和(自身を除く): 137149368

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 259751, 519502, 779253, 1039004, 1558506, 2078008, 3117012, 3376763, 6234024, 6753526, 10130289, 13507052, 20260578, 27014104, 40521156, 81042312]

約数ペア:

[(1, 81042312), (2, 40521156), (3, 27014104), (4, 20260578), (6, 13507052), (8, 10130289), (12, 6753526), (13, 6234024), (24, 3376763), (26, 3117012), (39, 2078008), (52, 1558506), (78, 1039004), (104, 779253), (156, 519502), (312, 259751)]