420172388

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{26681}}^1$

素因数の和:26843

約数の個数: 24

約数和(自身を含む): 765026304

約数和(自身を除く): 344853916

約数列:

[1, 2, 4, 31, 62, 124, 127, 254, 508, 3937, 7874, 15748, 26681, 53362, 106724, 827111, 1654222, 3308444, 3388487, 6776974, 13553948, 105043097, 210086194, 420172388]

約数ペア:

[(1, 420172388), (2, 210086194), (4, 105043097), (31, 13553948), (62, 6776974), (124, 3388487), (127, 3308444), (254, 1654222), (508, 827111), (3937, 106724), (7874, 53362), (15748, 26681)]