3998961

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{443}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 6233760

約数和(自身を除く): 2234799

約数列:

[1, 3, 9, 17, 51, 59, 153, 177, 443, 531, 1003, 1329, 3009, 3987, 7531, 9027, 22593, 26137, 67779, 78411, 235233, 444329, 1332987, 3998961]

約数ペア:

[(1, 3998961), (3, 1332987), (9, 444329), (17, 235233), (51, 78411), (59, 67779), (153, 26137), (177, 22593), (443, 9027), (531, 7531), (1003, 3987), (1329, 3009)]