31825905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3181}}^1$

素因数の和:3241

約数の個数: 32

約数和(自身を含む): 54984960

約数和(自身を除く): 23159055

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 2001, 3181, 3335, 9543, 10005, 15905, 47715, 73163, 92249, 219489, 276747, 365815, 461245, 1097445, 1383735, 2121727, 6365181, 10608635, 31825905]

約数ペア:

[(1, 31825905), (3, 10608635), (5, 6365181), (15, 2121727), (23, 1383735), (29, 1097445), (69, 461245), (87, 365815), (115, 276747), (145, 219489), (345, 92249), (435, 73163), (667, 47715), (2001, 15905), (3181, 10005), (3335, 9543)]