40688397

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 60278400

約数和(自身を除く): 19590003

約数列:

[1, 3, 9, 79, 89, 237, 267, 643, 711, 801, 1929, 5787, 7031, 21093, 50797, 57227, 63279, 152391, 171681, 457173, 515043, 4520933, 13562799, 40688397]

約数ペア:

[(1, 40688397), (3, 13562799), (9, 4520933), (79, 515043), (89, 457173), (237, 171681), (267, 152391), (643, 63279), (711, 57227), (801, 50797), (1929, 21093), (5787, 7031)]