17403921

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 25757160

約数和(自身を除く): 8353239

約数列:

[1, 3, 9, 109, 113, 157, 327, 339, 471, 981, 1017, 1413, 12317, 17113, 17741, 36951, 51339, 53223, 110853, 154017, 159669, 1933769, 5801307, 17403921]

約数ペア:

[(1, 17403921), (3, 5801307), (9, 1933769), (109, 159669), (113, 154017), (157, 110853), (327, 53223), (339, 51339), (471, 36951), (981, 17741), (1017, 17113), (1413, 12317)]