220190131

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{2711}}^1$

素因数の和:3042

約数の個数: 16

約数和(自身を含む): 258789888

約数和(自身を除く): 38599757

約数列:

[1, 7, 41, 283, 287, 1981, 2711, 11603, 18977, 81221, 111151, 767213, 778057, 5370491, 31455733, 220190131]

約数ペア:

[(1, 220190131), (7, 31455733), (41, 5370491), (283, 778057), (287, 767213), (1981, 111151), (2711, 81221), (11603, 18977)]