12617605

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2521}}^1$

素因数の和:2557

約数の個数: 32

約数和(自身を含む): 20337408

約数和(自身を除く): 7719803

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 2521, 5005, 12605, 17647, 27731, 32773, 88235, 138655, 163865, 194117, 229411, 360503, 970585, 1147055, 1802515, 2523521, 12617605]

約数ペア:

[(1, 12617605), (5, 2523521), (7, 1802515), (11, 1147055), (13, 970585), (35, 360503), (55, 229411), (65, 194117), (77, 163865), (91, 138655), (143, 88235), (385, 32773), (455, 27731), (715, 17647), (1001, 12605), (2521, 5005)]