431171028

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{853}}^1$

素因数の和:1621

約数の個数: 72

約数和(自身を含む): 1150167200

約数和(自身を除く): 718996172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 739, 853, 1478, 1706, 2217, 2559, 2956, 3412, 4434, 5118, 6651, 7677, 8868, 10236, 13302, 14041, 15354, 16207, 26604, 28082, 30708, 32414, 42123, 48621, 56164, 64828, 84246, 97242, 126369, 145863, 168492, 194484, 252738, 291726, 505476, 583452, 630367, 1260734, 1891101, 2521468, 3782202, 5673303, 7564404, 11346606, 11976973, 22693212, 23953946, 35930919, 47907892, 71861838, 107792757, 143723676, 215585514, 431171028]

約数ペア:

[(1, 431171028), (2, 215585514), (3, 143723676), (4, 107792757), (6, 71861838), (9, 47907892), (12, 35930919), (18, 23953946), (19, 22693212), (36, 11976973), (38, 11346606), (57, 7564404), (76, 5673303), (114, 3782202), (171, 2521468), (228, 1891101), (342, 1260734), (684, 630367), (739, 583452), (853, 505476), (1478, 291726), (1706, 252738), (2217, 194484), (2559, 168492), (2956, 145863), (3412, 126369), (4434, 97242), (5118, 84246), (6651, 64828), (7677, 56164), (8868, 48621), (10236, 42123), (13302, 32414), (14041, 30708), (15354, 28082), (16207, 26604)]