12917331

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1723}}^1$

素因数の和:1760

約数の個数: 36

約数和(自身を含む): 22994712

約数和(自身を除く): 10077381

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 441, 833, 1071, 1723, 2499, 5169, 7497, 12061, 15507, 29291, 36183, 84427, 87873, 108549, 205037, 253281, 263619, 615111, 759843, 1435259, 1845333, 4305777, 12917331]

約数ペア:

[(1, 12917331), (3, 4305777), (7, 1845333), (9, 1435259), (17, 759843), (21, 615111), (49, 263619), (51, 253281), (63, 205037), (119, 108549), (147, 87873), (153, 84427), (357, 36183), (441, 29291), (833, 15507), (1071, 12061), (1723, 7497), (2499, 5169)]