291574985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2957}}^1$

素因数の和:3053

約数の個数: 32

約数和(自身を含む): 396561312

約数和(自身を除く): 104986327

約数列:

[1, 5, 13, 37, 41, 65, 185, 205, 481, 533, 1517, 2405, 2665, 2957, 7585, 14785, 19721, 38441, 98605, 109409, 121237, 192205, 547045, 606185, 1422317, 1576081, 4485769, 7111585, 7880405, 22428845, 58314997, 291574985]

約数ペア:

[(1, 291574985), (5, 58314997), (13, 22428845), (37, 7880405), (41, 7111585), (65, 4485769), (185, 1576081), (205, 1422317), (481, 606185), (533, 547045), (1517, 192205), (2405, 121237), (2665, 109409), (2957, 98605), (7585, 38441), (14785, 19721)]