81925479

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 124300800

約数和(自身を除く): 42375321

約数列:

[1, 3, 9, 27, 89, 103, 267, 309, 331, 801, 927, 993, 2403, 2781, 2979, 8937, 9167, 27501, 29459, 34093, 82503, 88377, 102279, 247509, 265131, 306837, 795393, 920511, 3034277, 9102831, 27308493, 81925479]

約数ペア:

[(1, 81925479), (3, 27308493), (9, 9102831), (27, 3034277), (89, 920511), (103, 795393), (267, 306837), (309, 265131), (331, 247509), (801, 102279), (927, 88377), (993, 82503), (2403, 34093), (2781, 29459), (2979, 27501), (8937, 9167)]