78647787

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1423}}^1$

素因数の和:1544

約数の個数: 32

約数和(自身を含む): 123033600

約数和(自身を除く): 44385813

約数列:

[1, 3, 9, 23, 27, 69, 89, 207, 267, 621, 801, 1423, 2047, 2403, 4269, 6141, 12807, 18423, 32729, 38421, 55269, 98187, 126647, 294561, 379941, 883683, 1139823, 2912881, 3419469, 8738643, 26215929, 78647787]

約数ペア:

[(1, 78647787), (3, 26215929), (9, 8738643), (23, 3419469), (27, 2912881), (69, 1139823), (89, 883683), (207, 379941), (267, 294561), (621, 126647), (801, 98187), (1423, 55269), (2047, 38421), (2403, 32729), (4269, 18423), (6141, 12807)]