399367001089

素因数分解:

$7^2\times {\mathrm{193}}^1\times {\mathrm{821}}^1\times {\mathrm{51437}}^1$

素因数の和:52465

約数の個数: 24

約数和(自身を含む): 467554754088

約数和(自身を除く): 68187752999

約数列:

[1, 7, 49, 193, 821, 1351, 5747, 9457, 40229, 51437, 158453, 360059, 1109171, 2520413, 7764197, 9927341, 42229777, 69491387, 295608439, 486439709, 2069259073, 8150346961, 57052428727, 399367001089]

約数ペア:

[(1, 399367001089), (7, 57052428727), (49, 8150346961), (193, 2069259073), (821, 486439709), (1351, 295608439), (5747, 69491387), (9457, 42229777), (40229, 9927341), (51437, 7764197), (158453, 2520413), (360059, 1109171)]