15778321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 17530128

約数和(自身を除く): 1751807

約数列:

[1, 13, 61, 101, 197, 793, 1313, 2561, 6161, 12017, 19897, 80093, 156221, 258661, 1213717, 15778321]

約数ペア:

[(1, 15778321), (13, 1213717), (61, 258661), (101, 156221), (197, 80093), (793, 19897), (1313, 12017), (2561, 6161)]