28635159

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{1487}}^1$

素因数の和:1635

約数の個数: 24

約数和(自身を含む): 44782848

約数和(自身を除く): 16147689

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 917, 1487, 2751, 4461, 6419, 10409, 19257, 31227, 72863, 194797, 218589, 584391, 1363579, 4090737, 9545053, 28635159]

約数ペア:

[(1, 28635159), (3, 9545053), (7, 4090737), (21, 1363579), (49, 584391), (131, 218589), (147, 194797), (393, 72863), (917, 31227), (1487, 19257), (2751, 10409), (4461, 6419)]