215699964

素因数分解:

$2^2\times 3^1\times {\mathrm{1997}}^1\times {\mathrm{9001}}^1$

素因数の和:11005

約数の個数: 24

約数和(自身を含む): 503607888

約数和(自身を除く): 287907924

約数列:

[1, 2, 3, 4, 6, 12, 1997, 3994, 5991, 7988, 9001, 11982, 18002, 23964, 27003, 36004, 54006, 108012, 17974997, 35949994, 53924991, 71899988, 107849982, 215699964]

約数ペア:

[(1, 215699964), (2, 107849982), (3, 71899988), (4, 53924991), (6, 35949994), (12, 17974997), (1997, 108012), (3994, 54006), (5991, 36004), (7988, 27003), (9001, 23964), (11982, 18002)]