31251696

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{331}}^1$

素因数の和:630

約数の個数: 80

約数和(自身を含む): 92875008

約数和(自身を除く): 61623312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 281, 331, 336, 562, 662, 843, 993, 1124, 1324, 1686, 1967, 1986, 2248, 2317, 2648, 3372, 3934, 3972, 4496, 4634, 5296, 5901, 6744, 6951, 7868, 7944, 9268, 11802, 13488, 13902, 15736, 15888, 18536, 23604, 27804, 31472, 37072, 47208, 55608, 93011, 94416, 111216, 186022, 279033, 372044, 558066, 651077, 744088, 1116132, 1302154, 1488176, 1953231, 2232264, 2604308, 3906462, 4464528, 5208616, 7812924, 10417232, 15625848, 31251696]

約数ペア:

[(1, 31251696), (2, 15625848), (3, 10417232), (4, 7812924), (6, 5208616), (7, 4464528), (8, 3906462), (12, 2604308), (14, 2232264), (16, 1953231), (21, 1488176), (24, 1302154), (28, 1116132), (42, 744088), (48, 651077), (56, 558066), (84, 372044), (112, 279033), (168, 186022), (281, 111216), (331, 94416), (336, 93011), (562, 55608), (662, 47208), (843, 37072), (993, 31472), (1124, 27804), (1324, 23604), (1686, 18536), (1967, 15888), (1986, 15736), (2248, 13902), (2317, 13488), (2648, 11802), (3372, 9268), (3934, 7944), (3972, 7868), (4496, 6951), (4634, 6744), (5296, 5901)]