28700035

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9011}}^1$

素因数の和:9043

約数の個数: 24

約数和(自身を含む): 43149456

約数和(自身を除く): 14449421

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 9011, 45055, 63077, 117143, 315385, 441539, 585715, 820001, 2207695, 4100005, 5740007, 28700035]

約数ペア:

[(1, 28700035), (5, 5740007), (7, 4100005), (13, 2207695), (35, 820001), (49, 585715), (65, 441539), (91, 315385), (245, 117143), (455, 63077), (637, 45055), (3185, 9011)]