16657654

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 28788480

約数和(自身を除く): 12130826

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 223, 338, 442, 446, 2197, 2873, 2899, 3791, 4394, 5746, 5798, 7582, 37349, 37687, 49283, 74698, 75374, 98566, 489931, 640679, 979862, 1281358, 8328827, 16657654]

約数ペア:

[(1, 16657654), (2, 8328827), (13, 1281358), (17, 979862), (26, 640679), (34, 489931), (169, 98566), (221, 75374), (223, 74698), (338, 49283), (442, 37687), (446, 37349), (2197, 7582), (2873, 5798), (2899, 5746), (3791, 4394)]