490924

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:297

約数の個数: 24

約数和(自身を含む): 997920

約数和(自身を除く): 506996

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 197, 356, 394, 623, 788, 1246, 1379, 2492, 2758, 5516, 17533, 35066, 70132, 122731, 245462, 490924]

約数ペア:

[(1, 490924), (2, 245462), (4, 122731), (7, 70132), (14, 35066), (28, 17533), (89, 5516), (178, 2758), (197, 2492), (356, 1379), (394, 1246), (623, 788)]