15642055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 22353408

約数和(自身を除く): 6711353

約数列:

[1, 5, 11, 13, 55, 65, 131, 143, 167, 655, 715, 835, 1441, 1703, 1837, 2171, 7205, 8515, 9185, 10855, 18733, 21877, 23881, 93665, 109385, 119405, 240647, 284401, 1203235, 1422005, 3128411, 15642055]

約数ペア:

[(1, 15642055), (5, 3128411), (11, 1422005), (13, 1203235), (55, 284401), (65, 240647), (131, 119405), (143, 109385), (167, 93665), (655, 23881), (715, 21877), (835, 18733), (1441, 10855), (1703, 9185), (1837, 8515), (2171, 7205)]