80198209

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28429}}^1$

素因数の和:28480

約数の個数: 16

約数和(自身を含む): 101893120

約数和(自身を除く): 21694911

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 28429, 199003, 369577, 881299, 2587039, 6169093, 11456887, 80198209]

約数ペア:

[(1, 80198209), (7, 11456887), (13, 6169093), (31, 2587039), (91, 881299), (217, 369577), (403, 199003), (2821, 28429)]