427957047

素因数分解:

$3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{27281}}^1$

素因数の和:27380

約数の個数: 32

約数和(自身を含む): 733340160

約数和(自身を除く): 305383113

約数列:

[1, 3, 7, 9, 21, 27, 63, 83, 189, 249, 581, 747, 1743, 2241, 5229, 15687, 27281, 81843, 190967, 245529, 572901, 736587, 1718703, 2264323, 5156109, 6792969, 15850261, 20378907, 47550783, 61136721, 142652349, 427957047]

約数ペア:

[(1, 427957047), (3, 142652349), (7, 61136721), (9, 47550783), (21, 20378907), (27, 15850261), (63, 6792969), (83, 5156109), (189, 2264323), (249, 1718703), (581, 736587), (747, 572901), (1743, 245529), (2241, 190967), (5229, 81843), (15687, 27281)]