725601513

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{4021}}^1$

素因数の和:4705

約数の個数: 32

約数和(自身を含む): 1192828672

約数和(自身を除く): 467227159

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 661, 1983, 4021, 4627, 8593, 12063, 13881, 25779, 28147, 52273, 60151, 84441, 156819, 180453, 365911, 1097733, 2657881, 7973643, 18605167, 34552453, 55815501, 103657359, 241867171, 725601513]

約数ペア:

[(1, 725601513), (3, 241867171), (7, 103657359), (13, 55815501), (21, 34552453), (39, 18605167), (91, 7973643), (273, 2657881), (661, 1097733), (1983, 365911), (4021, 180453), (4627, 156819), (8593, 84441), (12063, 60151), (13881, 52273), (25779, 28147)]