1278156681

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{31151}}^1$

素因数の和:31301

約数の個数: 24

約数和(自身を含む): 1905007104

約数和(自身を除く): 626850423

約数列:

[1, 3, 9, 47, 97, 141, 291, 423, 873, 4559, 13677, 31151, 41031, 93453, 280359, 1464097, 3021647, 4392291, 9064941, 13176873, 27194823, 142017409, 426052227, 1278156681]

約数ペア:

[(1, 1278156681), (3, 426052227), (9, 142017409), (47, 27194823), (97, 13176873), (141, 9064941), (291, 4392291), (423, 3021647), (873, 1464097), (4559, 280359), (13677, 93453), (31151, 41031)]