1279624

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{97}}^2$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 2566890

約数和(自身を除く): 1287266

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 136, 194, 388, 776, 1649, 3298, 6596, 9409, 13192, 18818, 37636, 75272, 159953, 319906, 639812, 1279624]

約数ペア:

[(1, 1279624), (2, 639812), (4, 319906), (8, 159953), (17, 75272), (34, 37636), (68, 18818), (97, 13192), (136, 9409), (194, 6596), (388, 3298), (776, 1649)]