31111724

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 65243136

約数和(自身を除く): 34131412

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 73, 124, 146, 217, 292, 434, 491, 511, 868, 982, 1022, 1964, 2044, 2263, 3437, 4526, 6874, 9052, 13748, 15221, 15841, 30442, 31682, 35843, 60884, 63364, 71686, 106547, 143372, 213094, 250901, 426188, 501802, 1003604, 1111133, 2222266, 4444532, 7777931, 15555862, 31111724]

約数ペア:

[(1, 31111724), (2, 15555862), (4, 7777931), (7, 4444532), (14, 2222266), (28, 1111133), (31, 1003604), (62, 501802), (73, 426188), (124, 250901), (146, 213094), (217, 143372), (292, 106547), (434, 71686), (491, 63364), (511, 60884), (868, 35843), (982, 31682), (1022, 30442), (1964, 15841), (2044, 15221), (2263, 13748), (3437, 9052), (4526, 6874)]