978968

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{1549}}^1$

素因数の和:1634

約数の個数: 16

約数和(自身を含む): 1860000

約数和(自身を除く): 881032

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 1549, 3098, 6196, 12392, 122371, 244742, 489484, 978968]

約数ペア:

[(1, 978968), (2, 489484), (4, 244742), (8, 122371), (79, 12392), (158, 6196), (316, 3098), (632, 1549)]