291289417839

素因数分解:

$3^3\times 7^1\times {\mathrm{2557}}^1\times {\mathrm{602743}}^1$

素因数の和:605316

約数の個数: 32

約数和(自身を含む): 493382128640

約数和(自身を除く): 202092710801

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2557, 7671, 17899, 23013, 53697, 69039, 161091, 483273, 602743, 1808229, 4219201, 5424687, 12657603, 16274061, 37972809, 113918427, 1541213851, 4623641553, 10788496957, 13870924659, 32365490871, 41612773977, 97096472613, 291289417839]

約数ペア:

[(1, 291289417839), (3, 97096472613), (7, 41612773977), (9, 32365490871), (21, 13870924659), (27, 10788496957), (63, 4623641553), (189, 1541213851), (2557, 113918427), (7671, 37972809), (17899, 16274061), (23013, 12657603), (53697, 5424687), (69039, 4219201), (161091, 1808229), (483273, 602743)]