31616145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2777}}^1$

素因数の和:2822

約数の個数: 48

約数和(自身を含む): 62404992

約数和(自身を除く): 30788847

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 759, 1035, 1265, 2277, 2777, 3795, 8331, 11385, 13885, 24993, 30547, 41655, 63871, 91641, 124965, 152735, 191613, 274923, 319355, 458205, 574839, 702581, 958065, 1374615, 2107743, 2874195, 3512905, 6323229, 10538715, 31616145]

約数ペア:

[(1, 31616145), (3, 10538715), (5, 6323229), (9, 3512905), (11, 2874195), (15, 2107743), (23, 1374615), (33, 958065), (45, 702581), (55, 574839), (69, 458205), (99, 319355), (115, 274923), (165, 191613), (207, 152735), (253, 124965), (345, 91641), (495, 63871), (759, 41655), (1035, 30547), (1265, 24993), (2277, 13885), (2777, 11385), (3795, 8331)]