2130401

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:632

約数の個数: 16

約数和(自身を含む): 2690688

約数和(自身を除く): 560287

約数列:

[1, 7, 13, 41, 91, 287, 533, 571, 3731, 3997, 7423, 23411, 51961, 163877, 304343, 2130401]

約数ペア:

[(1, 2130401), (7, 304343), (13, 163877), (41, 51961), (91, 23411), (287, 7423), (533, 3997), (571, 3731)]