866405631

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{52027}}^1$

素因数の和:52111

約数の個数: 32

約数和(自身を含む): 1445129728

約数和(自身を除く): 578724097

約数列:

[1, 3, 7, 13, 21, 39, 61, 91, 183, 273, 427, 793, 1281, 2379, 5551, 16653, 52027, 156081, 364189, 676351, 1092567, 2029053, 3173647, 4734457, 9520941, 14203371, 22215529, 41257411, 66646587, 123772233, 288801877, 866405631]

約数ペア:

[(1, 866405631), (3, 288801877), (7, 123772233), (13, 66646587), (21, 41257411), (39, 22215529), (61, 14203371), (91, 9520941), (183, 4734457), (273, 3173647), (427, 2029053), (793, 1092567), (1281, 676351), (2379, 364189), (5551, 156081), (16653, 52027)]