31121332

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 61689600

約数和(自身を除く): 30568268

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 101, 149, 188, 202, 298, 404, 517, 596, 1034, 1111, 1639, 2068, 2222, 3278, 4444, 4747, 6556, 7003, 9494, 14006, 15049, 18988, 28012, 30098, 52217, 60196, 77033, 104434, 154066, 165539, 208868, 308132, 331078, 662156, 707303, 1414606, 2829212, 7780333, 15560666, 31121332]

約数ペア:

[(1, 31121332), (2, 15560666), (4, 7780333), (11, 2829212), (22, 1414606), (44, 707303), (47, 662156), (94, 331078), (101, 308132), (149, 208868), (188, 165539), (202, 154066), (298, 104434), (404, 77033), (517, 60196), (596, 52217), (1034, 30098), (1111, 28012), (1639, 18988), (2068, 15049), (2222, 14006), (3278, 9494), (4444, 7003), (4747, 6556)]