3278405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1627}}^1$

素因数の和:1676

約数の個数: 16

約数和(自身を含む): 4376064

約数和(自身を除く): 1097659

約数列:

[1, 5, 13, 31, 65, 155, 403, 1627, 2015, 8135, 21151, 50437, 105755, 252185, 655681, 3278405]

約数ペア:

[(1, 3278405), (5, 655681), (13, 252185), (31, 105755), (65, 50437), (155, 21151), (403, 8135), (1627, 2015)]