313704545

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{1427}}^1$

素因数の和:2021

約数の個数: 32

約数和(自身を含む): 470486016

約数和(自身を除く): 156781471

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 571, 1427, 2855, 3997, 6281, 7135, 9989, 15697, 19985, 31405, 43967, 49945, 78485, 109879, 219835, 549395, 814817, 4074085, 5703719, 8962987, 28518595, 44814935, 62740909, 313704545]

約数ペア:

[(1, 313704545), (5, 62740909), (7, 44814935), (11, 28518595), (35, 8962987), (55, 5703719), (77, 4074085), (385, 814817), (571, 549395), (1427, 219835), (2855, 109879), (3997, 78485), (6281, 49945), (7135, 43967), (9989, 31405), (15697, 19985)]