3178881

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:365

約数の個数: 24

約数和(自身を含む): 4942080

約数和(自身を除く): 1763199

約数列:

[1, 3, 9, 17, 51, 79, 153, 237, 263, 711, 789, 1343, 2367, 4029, 4471, 12087, 13413, 20777, 40239, 62331, 186993, 353209, 1059627, 3178881]

約数ペア:

[(1, 3178881), (3, 1059627), (9, 353209), (17, 186993), (51, 62331), (79, 40239), (153, 20777), (237, 13413), (263, 12087), (711, 4471), (789, 4029), (1343, 2367)]