211440321

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{467}}^1$

素因数の和:926

約数の個数: 32

約数和(自身を含む): 322358400

約数和(自身を除く): 110918079

約数列:

[1, 3, 9, 27, 41, 123, 369, 409, 467, 1107, 1227, 1401, 3681, 4203, 11043, 12609, 16769, 19147, 50307, 57441, 150921, 172323, 191003, 452763, 516969, 573009, 1719027, 5157081, 7831123, 23493369, 70480107, 211440321]

約数ペア:

[(1, 211440321), (3, 70480107), (9, 23493369), (27, 7831123), (41, 5157081), (123, 1719027), (369, 573009), (409, 516969), (467, 452763), (1107, 191003), (1227, 172323), (1401, 150921), (3681, 57441), (4203, 50307), (11043, 19147), (12609, 16769)]