12790401

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 19850880

約数和(自身を除く): 7060479

約数列:

[1, 3, 13, 19, 39, 41, 57, 123, 247, 421, 533, 741, 779, 1263, 1599, 2337, 5473, 7999, 10127, 16419, 17261, 23997, 30381, 51783, 103987, 224393, 311961, 327959, 673179, 983877, 4263467, 12790401]

約数ペア:

[(1, 12790401), (3, 4263467), (13, 983877), (19, 673179), (39, 327959), (41, 311961), (57, 224393), (123, 103987), (247, 51783), (421, 30381), (533, 23997), (741, 17261), (779, 16419), (1263, 10127), (1599, 7999), (2337, 5473)]