290635107

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{6761}}^1$

素因数の和:6883

約数の個数: 32

約数和(自身を含む): 467389440

約数和(自身を除く): 176754333

約数列:

[1, 3, 7, 21, 23, 69, 89, 161, 267, 483, 623, 1869, 2047, 6141, 6761, 14329, 20283, 42987, 47327, 141981, 155503, 466509, 601729, 1088521, 1805187, 3265563, 4212103, 12636309, 13839767, 41519301, 96878369, 290635107]

約数ペア:

[(1, 290635107), (3, 96878369), (7, 41519301), (21, 13839767), (23, 12636309), (69, 4212103), (89, 3265563), (161, 1805187), (267, 1088521), (483, 601729), (623, 466509), (1869, 155503), (2047, 141981), (6141, 47327), (6761, 42987), (14329, 20283)]