28675917

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{757}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 45116160

約数和(自身を除く): 16440243

約数列:

[1, 3, 9, 23, 27, 61, 69, 183, 207, 549, 621, 757, 1403, 1647, 2271, 4209, 6813, 12627, 17411, 20439, 37881, 46177, 52233, 138531, 156699, 415593, 470097, 1062071, 1246779, 3186213, 9558639, 28675917]

約数ペア:

[(1, 28675917), (3, 9558639), (9, 3186213), (23, 1246779), (27, 1062071), (61, 470097), (69, 415593), (183, 156699), (207, 138531), (549, 52233), (621, 46177), (757, 37881), (1403, 20439), (1647, 17411), (2271, 12627), (4209, 6813)]