1671475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 2308880

約数和(自身を除く): 637405

約数列:

[1, 5, 13, 25, 37, 65, 139, 185, 325, 481, 695, 925, 1807, 2405, 3475, 5143, 9035, 12025, 25715, 45175, 66859, 128575, 334295, 1671475]

約数ペア:

[(1, 1671475), (5, 334295), (13, 128575), (25, 66859), (37, 45175), (65, 25715), (139, 12025), (185, 9035), (325, 5143), (481, 3475), (695, 2405), (925, 1807)]