17291521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 19450368

約数和(自身を除く): 2158847

約数列:

[1, 13, 31, 107, 401, 403, 1391, 3317, 5213, 12431, 42907, 43121, 161603, 557791, 1330117, 17291521]

約数ペア:

[(1, 17291521), (13, 1330117), (31, 557791), (107, 161603), (401, 43121), (403, 42907), (1391, 12431), (3317, 5213)]