64918609

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{5333}}^1$

素因数の和:5424

約数の個数: 16

約数和(自身を含む): 77833728

約数和(自身を除く): 12915119

約数列:

[1, 7, 37, 47, 259, 329, 1739, 5333, 12173, 37331, 197321, 250651, 1381247, 1754557, 9274087, 64918609]

約数ペア:

[(1, 64918609), (7, 9274087), (37, 1754557), (47, 1381247), (259, 250651), (329, 197321), (1739, 37331), (5333, 12173)]