28471919

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{733}}^1$

素因数の和:950

約数の個数: 16

約数和(自身を含む): 33822720

約数和(自身を除く): 5350801

約数列:

[1, 7, 31, 179, 217, 733, 1253, 5131, 5549, 22723, 38843, 131207, 159061, 918449, 4067417, 28471919]

約数ペア:

[(1, 28471919), (7, 4067417), (31, 918449), (179, 159061), (217, 131207), (733, 38843), (1253, 22723), (5131, 5549)]