51556791

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2557}}^1$

素因数の和:2631

約数の個数: 32

約数和(自身を含む): 82510848

約数和(自身を除く): 30954057

約数列:

[1, 3, 11, 13, 33, 39, 47, 141, 143, 429, 517, 611, 1551, 1833, 2557, 6721, 7671, 20163, 28127, 33241, 84381, 99723, 120179, 360537, 365651, 1096953, 1321969, 1562327, 3965907, 4686981, 17185597, 51556791]

約数ペア:

[(1, 51556791), (3, 17185597), (11, 4686981), (13, 3965907), (33, 1562327), (39, 1321969), (47, 1096953), (141, 365651), (143, 360537), (429, 120179), (517, 99723), (611, 84381), (1551, 33241), (1833, 28127), (2557, 20163), (6721, 7671)]