222785017

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2939}}^1$

素因数の和:2990

約数の個数: 32

約数和(自身を含む): 296352000

約数和(自身を除く): 73566983

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 343, 637, 833, 1547, 2939, 4459, 5831, 10829, 20573, 38207, 49963, 75803, 144011, 267449, 349741, 649519, 1008077, 1872143, 2448187, 4546633, 13105001, 17137309, 31826431, 222785017]

約数ペア:

[(1, 222785017), (7, 31826431), (13, 17137309), (17, 13105001), (49, 4546633), (91, 2448187), (119, 1872143), (221, 1008077), (343, 649519), (637, 349741), (833, 267449), (1547, 144011), (2939, 75803), (4459, 49963), (5831, 38207), (10829, 20573)]