31007790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31321}}^1$

素因数の和:31345

約数の個数: 48

約数和(自身を含む): 87952176

約数和(自身を除く): 56944386

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 31321, 62642, 93963, 156605, 187926, 281889, 313210, 344531, 469815, 563778, 689062, 939630, 1033593, 1409445, 1722655, 2067186, 2818890, 3100779, 3445310, 5167965, 6201558, 10335930, 15503895, 31007790]

約数ペア:

[(1, 31007790), (2, 15503895), (3, 10335930), (5, 6201558), (6, 5167965), (9, 3445310), (10, 3100779), (11, 2818890), (15, 2067186), (18, 1722655), (22, 1409445), (30, 1033593), (33, 939630), (45, 689062), (55, 563778), (66, 469815), (90, 344531), (99, 313210), (110, 281889), (165, 187926), (198, 156605), (330, 93963), (495, 62642), (990, 31321)]