9991172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{421}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 18610200

約数和(自身を除く): 8619028

約数列:

[1, 2, 4, 17, 34, 68, 349, 421, 698, 842, 1396, 1684, 5933, 7157, 11866, 14314, 23732, 28628, 146929, 293858, 587716, 2497793, 4995586, 9991172]

約数ペア:

[(1, 9991172), (2, 4995586), (4, 2497793), (17, 587716), (34, 293858), (68, 146929), (349, 28628), (421, 23732), (698, 14314), (842, 11866), (1396, 7157), (1684, 5933)]