398123571

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{467}}^1$

素因数の和:779

約数の個数: 32

約数和(自身を含む): 566092800

約数和(自身を除く): 167969229

約数列:

[1, 3, 29, 41, 87, 123, 239, 467, 717, 1189, 1401, 3567, 6931, 9799, 13543, 19147, 20793, 29397, 40629, 57441, 111613, 284171, 334839, 555263, 852513, 1665789, 3236777, 4576133, 9710331, 13728399, 132707857, 398123571]

約数ペア:

[(1, 398123571), (3, 132707857), (29, 13728399), (41, 9710331), (87, 4576133), (123, 3236777), (239, 1665789), (467, 852513), (717, 555263), (1189, 334839), (1401, 284171), (3567, 111613), (6931, 57441), (9799, 40629), (13543, 29397), (19147, 20793)]