320197703

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 400464000

約数和(自身を除く): 80266297

約数列:

[1, 7, 17, 49, 89, 119, 343, 617, 623, 833, 1513, 4319, 4361, 5831, 10489, 10591, 30233, 30527, 54913, 73423, 74137, 211631, 384391, 513961, 518959, 933521, 2690737, 3597727, 6534647, 18835159, 45742529, 320197703]

約数ペア:

[(1, 320197703), (7, 45742529), (17, 18835159), (49, 6534647), (89, 3597727), (119, 2690737), (343, 933521), (617, 518959), (623, 513961), (833, 384391), (1513, 211631), (4319, 74137), (4361, 73423), (5831, 54913), (10489, 30527), (10591, 30233)]