201721156

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{554179}}^1$

素因数の和:554203

約数の個数: 24

約数和(自身を含む): 434477120

約数和(自身を除く): 232755964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 554179, 1108358, 2216716, 3879253, 7204327, 7758506, 14408654, 15517012, 28817308, 50430289, 100860578, 201721156]

約数ペア:

[(1, 201721156), (2, 100860578), (4, 50430289), (7, 28817308), (13, 15517012), (14, 14408654), (26, 7758506), (28, 7204327), (52, 3879253), (91, 2216716), (182, 1108358), (364, 554179)]