128520665

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12281}}^1$

素因数の和:12329

約数の個数: 32

約数和(自身を含む): 198084096

約数和(自身を除く): 69563431

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 805, 1495, 2093, 10465, 12281, 61405, 85967, 159653, 282463, 429835, 798265, 1117571, 1412315, 1977241, 3672019, 5587855, 9886205, 18360095, 25704133, 128520665]

約数ペア:

[(1, 128520665), (5, 25704133), (7, 18360095), (13, 9886205), (23, 5587855), (35, 3672019), (65, 1977241), (91, 1412315), (115, 1117571), (161, 798265), (299, 429835), (455, 282463), (805, 159653), (1495, 85967), (2093, 61405), (10465, 12281)]