489344401

素因数分解:

$7^1\times {\mathrm{13}}^3\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 619637760

約数和(自身を除く): 130293359

約数列:

[1, 7, 13, 47, 91, 169, 329, 611, 677, 1183, 2197, 4277, 4739, 7943, 8801, 15379, 31819, 55601, 61607, 103259, 114413, 222733, 413647, 722813, 800891, 1487369, 2895529, 5377411, 10411583, 37641877, 69906343, 489344401]

約数ペア:

[(1, 489344401), (7, 69906343), (13, 37641877), (47, 10411583), (91, 5377411), (169, 2895529), (329, 1487369), (611, 800891), (677, 722813), (1183, 413647), (2197, 222733), (4277, 114413), (4739, 103259), (7943, 61607), (8801, 55601), (15379, 31819)]