987976508

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{38371}}^1$

素因数の和:38573

約数の個数: 24

約数和(自身を含む): 1782456144

約数和(自身を除く): 794479636

約数列:

[1, 2, 4, 41, 82, 157, 164, 314, 628, 6437, 12874, 25748, 38371, 76742, 153484, 1573211, 3146422, 6024247, 6292844, 12048494, 24096988, 246994127, 493988254, 987976508]

約数ペア:

[(1, 987976508), (2, 493988254), (4, 246994127), (41, 24096988), (82, 12048494), (157, 6292844), (164, 6024247), (314, 3146422), (628, 1573211), (6437, 153484), (12874, 76742), (25748, 38371)]