66730547541

素因数分解:

$3^1\times 7^2\times {\mathrm{709}}^1\times {\mathrm{640267}}^1$

素因数の和:640993

約数の個数: 24

約数和(自身を含む): 103646583840

約数和(自身を除く): 36916036299

約数列:

[1, 3, 7, 21, 49, 147, 709, 2127, 4963, 14889, 34741, 104223, 640267, 1920801, 4481869, 13445607, 31373083, 94119249, 453949303, 1361847909, 3177645121, 9532935363, 22243515847, 66730547541]

約数ペア:

[(1, 66730547541), (3, 22243515847), (7, 9532935363), (21, 3177645121), (49, 1361847909), (147, 453949303), (709, 94119249), (2127, 31373083), (4963, 13445607), (14889, 4481869), (34741, 1920801), (104223, 640267)]