71120985

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3541}}^1$

素因数の和:3665

約数の個数: 32

約数和(自身を含む): 123771648

約数和(自身を除く): 52650663

約数列:

[1, 3, 5, 13, 15, 39, 65, 103, 195, 309, 515, 1339, 1545, 3541, 4017, 6695, 10623, 17705, 20085, 46033, 53115, 138099, 230165, 364723, 690495, 1094169, 1823615, 4741399, 5470845, 14224197, 23706995, 71120985]

約数ペア:

[(1, 71120985), (3, 23706995), (5, 14224197), (13, 5470845), (15, 4741399), (39, 1823615), (65, 1094169), (103, 690495), (195, 364723), (309, 230165), (515, 138099), (1339, 53115), (1545, 46033), (3541, 20085), (4017, 17705), (6695, 10623)]