13315379

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 17625600

約数和(自身を除く): 4310221

約数列:

[1, 7, 11, 29, 67, 77, 89, 203, 319, 469, 623, 737, 979, 1943, 2233, 2581, 5159, 5963, 6853, 13601, 18067, 21373, 28391, 41741, 65593, 149611, 172927, 198737, 459151, 1210489, 1902197, 13315379]

約数ペア:

[(1, 13315379), (7, 1902197), (11, 1210489), (29, 459151), (67, 198737), (77, 172927), (89, 149611), (203, 65593), (319, 41741), (469, 28391), (623, 21373), (737, 18067), (979, 13601), (1943, 6853), (2233, 5963), (2581, 5159)]