13398665

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 19408896

約数和(自身を除く): 6010231

約数列:

[1, 5, 7, 31, 35, 53, 155, 217, 233, 265, 371, 1085, 1165, 1631, 1643, 1855, 7223, 8155, 8215, 11501, 12349, 36115, 50561, 57505, 61745, 86443, 252805, 382819, 432215, 1914095, 2679733, 13398665]

約数ペア:

[(1, 13398665), (5, 2679733), (7, 1914095), (31, 432215), (35, 382819), (53, 252805), (155, 86443), (217, 61745), (233, 57505), (265, 50561), (371, 36115), (1085, 12349), (1165, 11501), (1631, 8215), (1643, 8155), (1855, 7223)]