201819501

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{90787}}^1$

素因数の和:90825

約数の個数: 24

約数和(自身を含む): 330468320

約数和(自身を除く): 128648819

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 90787, 272361, 817083, 1180231, 1724953, 3540693, 5174859, 10622079, 15524577, 22424389, 67273167, 201819501]

約数ペア:

[(1, 201819501), (3, 67273167), (9, 22424389), (13, 15524577), (19, 10622079), (39, 5174859), (57, 3540693), (117, 1724953), (171, 1180231), (247, 817083), (741, 272361), (2223, 90787)]