31209064

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2063}}^1$

素因数の和:2161

約数の個数: 32

約数和(自身を含む): 61424640

約数和(自身を除く): 30215576

約数列:

[1, 2, 4, 8, 31, 61, 62, 122, 124, 244, 248, 488, 1891, 2063, 3782, 4126, 7564, 8252, 15128, 16504, 63953, 125843, 127906, 251686, 255812, 503372, 511624, 1006744, 3901133, 7802266, 15604532, 31209064]

約数ペア:

[(1, 31209064), (2, 15604532), (4, 7802266), (8, 3901133), (31, 1006744), (61, 511624), (62, 503372), (122, 255812), (124, 251686), (244, 127906), (248, 125843), (488, 63953), (1891, 16504), (2063, 15128), (3782, 8252), (4126, 7564)]