201901567

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 252564480

約数和(自身を除く): 50662913

約数列:

[1, 7, 23, 29, 83, 161, 203, 521, 581, 667, 1909, 2407, 3647, 4669, 11983, 13363, 15109, 16849, 43243, 55361, 83881, 105763, 302701, 347507, 387527, 994589, 1254047, 2432549, 6962123, 8778329, 28843081, 201901567]

約数ペア:

[(1, 201901567), (7, 28843081), (23, 8778329), (29, 6962123), (83, 2432549), (161, 1254047), (203, 994589), (521, 387527), (581, 347507), (667, 302701), (1909, 105763), (2407, 83881), (3647, 55361), (4669, 43243), (11983, 16849), (13363, 15109)]