200397321

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{409}}^1$

素因数の和:707

約数の個数: 40

約数和(自身を含む): 314328960

約数和(自身を除く): 113931639

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 263, 409, 621, 789, 1227, 1863, 2367, 3681, 6049, 7101, 9407, 11043, 18147, 21303, 28221, 33129, 54441, 84663, 107567, 163323, 253989, 322701, 489969, 761967, 968103, 2474041, 2904309, 7422123, 8712927, 22266369, 66799107, 200397321]

約数ペア:

[(1, 200397321), (3, 66799107), (9, 22266369), (23, 8712927), (27, 7422123), (69, 2904309), (81, 2474041), (207, 968103), (263, 761967), (409, 489969), (621, 322701), (789, 253989), (1227, 163323), (1863, 107567), (2367, 84663), (3681, 54441), (6049, 33129), (7101, 28221), (9407, 21303), (11043, 18147)]