16864055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{647}}^1$

素因数の和:1066

約数の個数: 16

約数和(自身を含む): 21881664

約数和(自身を除く): 5017609

約数列:

[1, 5, 13, 65, 401, 647, 2005, 3235, 5213, 8411, 26065, 42055, 259447, 1297235, 3372811, 16864055]

約数ペア:

[(1, 16864055), (5, 3372811), (13, 1297235), (65, 259447), (401, 42055), (647, 26065), (2005, 8411), (3235, 5213)]