997628

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{863}}^1$

素因数の和:901

約数の個数: 18

約数和(自身を含む): 1856736

約数和(自身を除く): 859108

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 863, 1156, 1726, 3452, 14671, 29342, 58684, 249407, 498814, 997628]

約数ペア:

[(1, 997628), (2, 498814), (4, 249407), (17, 58684), (34, 29342), (68, 14671), (289, 3452), (578, 1726), (863, 1156)]