31815270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8221}}^1$

素因数の和:8277

約数の個数: 48

約数和(自身を含む): 84653712

約数和(自身を除く): 52838442

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 8221, 16442, 24663, 41105, 49326, 73989, 82210, 123315, 147978, 246630, 353503, 369945, 707006, 739890, 1060509, 1767515, 2121018, 3181527, 3535030, 5302545, 6363054, 10605090, 15907635, 31815270]

約数ペア:

[(1, 31815270), (2, 15907635), (3, 10605090), (5, 6363054), (6, 5302545), (9, 3535030), (10, 3181527), (15, 2121018), (18, 1767515), (30, 1060509), (43, 739890), (45, 707006), (86, 369945), (90, 353503), (129, 246630), (215, 147978), (258, 123315), (387, 82210), (430, 73989), (645, 49326), (774, 41105), (1290, 24663), (1935, 16442), (3870, 8221)]