396960213

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{4987}}^1$

素因数の和:5173

約数の個数: 24

約数和(自身を含む): 576892128

約数和(自身を除く): 179931915

約数列:

[1, 3, 13, 39, 157, 169, 471, 507, 2041, 4987, 6123, 14961, 26533, 64831, 79599, 194493, 782959, 842803, 2348877, 2528409, 10178467, 30535401, 132320071, 396960213]

約数ペア:

[(1, 396960213), (3, 132320071), (13, 30535401), (39, 10178467), (157, 2528409), (169, 2348877), (471, 842803), (507, 782959), (2041, 194493), (4987, 79599), (6123, 64831), (14961, 26533)]