1338975001

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{397}}^1\times {\mathrm{2851}}^1$

素因数の和:3281

約数の個数: 24

約数和(自身を含む): 1661780544

約数和(自身を除く): 322805543

約数列:

[1, 7, 13, 91, 169, 397, 1183, 2779, 2851, 5161, 19957, 36127, 37063, 67093, 259441, 469651, 481819, 1131847, 3372733, 7922929, 14714011, 102998077, 191282143, 1338975001]

約数ペア:

[(1, 1338975001), (7, 191282143), (13, 102998077), (91, 14714011), (169, 7922929), (397, 3372733), (1183, 1131847), (2779, 481819), (2851, 469651), (5161, 259441), (19957, 67093), (36127, 37063)]