64370993

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{617}}^1$

素因数の和:689

約数の個数: 18

約数和(自身を含む): 72285606

約数和(自身を除く): 7914613

約数列:

[1, 17, 19, 289, 323, 361, 617, 5491, 6137, 10489, 11723, 104329, 178313, 199291, 222737, 3387947, 3786529, 64370993]

約数ペア:

[(1, 64370993), (17, 3786529), (19, 3387947), (289, 222737), (323, 199291), (361, 178313), (617, 104329), (5491, 11723), (6137, 10489)]