56978904969

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{19243129}}^1$

素因数の和:19243189

約数の個数: 24

約数和(自身を含む): 96061704960

約数和(自身を除く): 39082799991

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 19243129, 57729387, 134701903, 173188161, 404105709, 904427063, 1212317127, 2713281189, 6330989441, 8139843567, 18992968323, 56978904969]

約数ペア:

[(1, 56978904969), (3, 18992968323), (7, 8139843567), (9, 6330989441), (21, 2713281189), (47, 1212317127), (63, 904427063), (141, 404105709), (329, 173188161), (423, 134701903), (987, 57729387), (2961, 19243129)]