9989416

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 19483200

約数和(自身を除く): 9493784

約数列:

[1, 2, 4, 8, 43, 71, 86, 142, 172, 284, 344, 409, 568, 818, 1636, 3053, 3272, 6106, 12212, 17587, 24424, 29039, 35174, 58078, 70348, 116156, 140696, 232312, 1248677, 2497354, 4994708, 9989416]

約数ペア:

[(1, 9989416), (2, 4994708), (4, 2497354), (8, 1248677), (43, 232312), (71, 140696), (86, 116156), (142, 70348), (172, 58078), (284, 35174), (344, 29039), (409, 24424), (568, 17587), (818, 12212), (1636, 6106), (3053, 3272)]