401292279

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{221831}}^1$

素因数の和:221907

約数の個数: 16

約数和(自身を含む): 603383040

約数和(自身を除く): 202090761

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 221831, 665493, 1996479, 5989437, 14862677, 44588031, 133764093, 401292279]

約数ペア:

[(1, 401292279), (3, 133764093), (9, 44588031), (27, 14862677), (67, 5989437), (201, 1996479), (603, 665493), (1809, 221831)]