31298895

素因数分解:

$3^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{839}}^1$

素因数の和:1679

約数の個数: 24

約数和(自身を含む): 54381600

約数和(自身を除く): 23082705

約数列:

[1, 3, 5, 9, 15, 45, 829, 839, 2487, 2517, 4145, 4195, 7461, 7551, 12435, 12585, 37305, 37755, 695531, 2086593, 3477655, 6259779, 10432965, 31298895]

約数ペア:

[(1, 31298895), (3, 10432965), (5, 6259779), (9, 3477655), (15, 2086593), (45, 695531), (829, 37755), (839, 37305), (2487, 12585), (2517, 12435), (4145, 7551), (4195, 7461)]