55595556

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{21751}}^1$

素因数の和:21832

約数の個数: 36

約数和(自身を含む): 142519104

約数和(自身を除く): 86923548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 21751, 43502, 65253, 87004, 130506, 195759, 261012, 391518, 783036, 1544321, 3088642, 4632963, 6177284, 9265926, 13898889, 18531852, 27797778, 55595556]

約数ペア:

[(1, 55595556), (2, 27797778), (3, 18531852), (4, 13898889), (6, 9265926), (9, 6177284), (12, 4632963), (18, 3088642), (36, 1544321), (71, 783036), (142, 391518), (213, 261012), (284, 195759), (426, 130506), (639, 87004), (852, 65253), (1278, 43502), (2556, 21751)]