131878404

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{74761}}^1$

素因数の和:74785

約数の個数: 54

約数和(自身を含む): 387790494

約数和(自身を除く): 255912090

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 74761, 149522, 224283, 299044, 448566, 523327, 672849, 897132, 1046654, 1345698, 1569981, 2093308, 2691396, 3139962, 3663289, 4709943, 6279924, 7326578, 9419886, 10989867, 14653156, 18839772, 21979734, 32969601, 43959468, 65939202, 131878404]

約数ペア:

[(1, 131878404), (2, 65939202), (3, 43959468), (4, 32969601), (6, 21979734), (7, 18839772), (9, 14653156), (12, 10989867), (14, 9419886), (18, 7326578), (21, 6279924), (28, 4709943), (36, 3663289), (42, 3139962), (49, 2691396), (63, 2093308), (84, 1569981), (98, 1345698), (126, 1046654), (147, 897132), (196, 672849), (252, 523327), (294, 448566), (441, 299044), (588, 224283), (882, 149522), (1764, 74761)]