51219021

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:753

約数の個数: 32

約数和(自身を含む): 80686080

約数和(自身を除く): 29467059

約数列:

[1, 3, 7, 21, 59, 67, 177, 201, 413, 469, 617, 1239, 1407, 1851, 3953, 4319, 11859, 12957, 27671, 36403, 41339, 83013, 109209, 124017, 254821, 289373, 764463, 868119, 2439001, 7317003, 17073007, 51219021]

約数ペア:

[(1, 51219021), (3, 17073007), (7, 7317003), (21, 2439001), (59, 868119), (67, 764463), (177, 289373), (201, 254821), (413, 124017), (469, 109209), (617, 83013), (1239, 41339), (1407, 36403), (1851, 27671), (3953, 12957), (4319, 11859)]