31919336

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 66977280

約数和(自身を除く): 35057944

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 67, 68, 113, 124, 134, 136, 226, 248, 268, 452, 527, 536, 904, 1054, 1139, 1921, 2077, 2108, 2278, 3503, 3842, 4154, 4216, 4556, 7006, 7571, 7684, 8308, 9112, 14012, 15142, 15368, 16616, 28024, 30284, 35309, 59551, 60568, 70618, 119102, 128707, 141236, 234701, 238204, 257414, 282472, 469402, 476408, 514828, 938804, 1029656, 1877608, 3989917, 7979834, 15959668, 31919336]

約数ペア:

[(1, 31919336), (2, 15959668), (4, 7979834), (8, 3989917), (17, 1877608), (31, 1029656), (34, 938804), (62, 514828), (67, 476408), (68, 469402), (113, 282472), (124, 257414), (134, 238204), (136, 234701), (226, 141236), (248, 128707), (268, 119102), (452, 70618), (527, 60568), (536, 59551), (904, 35309), (1054, 30284), (1139, 28024), (1921, 16616), (2077, 15368), (2108, 15142), (2278, 14012), (3503, 9112), (3842, 8308), (4154, 7684), (4216, 7571), (4556, 7006)]