31286505

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1013}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 52565760

約数和(自身を除く): 21279255

約数列:

[1, 3, 5, 15, 29, 71, 87, 145, 213, 355, 435, 1013, 1065, 2059, 3039, 5065, 6177, 10295, 15195, 29377, 30885, 71923, 88131, 146885, 215769, 359615, 440655, 1078845, 2085767, 6257301, 10428835, 31286505]

約数ペア:

[(1, 31286505), (3, 10428835), (5, 6257301), (15, 2085767), (29, 1078845), (71, 440655), (87, 359615), (145, 215769), (213, 146885), (355, 88131), (435, 71923), (1013, 30885), (1065, 29377), (2059, 15195), (3039, 10295), (5065, 6177)]