261413694

素因数分解:

$2^1\times 3^2\times {\mathrm{1987}}^1\times {\mathrm{7309}}^1$

素因数の和:9304

約数の個数: 24

約数和(自身を含む): 566758920

約数和(自身を除く): 305345226

約数列:

[1, 2, 3, 6, 9, 18, 1987, 3974, 5961, 7309, 11922, 14618, 17883, 21927, 35766, 43854, 65781, 131562, 14522983, 29045966, 43568949, 87137898, 130706847, 261413694]

約数ペア:

[(1, 261413694), (2, 130706847), (3, 87137898), (6, 43568949), (9, 29045966), (18, 14522983), (1987, 131562), (3974, 65781), (5961, 43854), (7309, 35766), (11922, 21927), (14618, 17883)]