79880241

素因数分解:

$3^1\times 7^3\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 125280000

約数和(自身を除く): 45399759

約数列:

[1, 3, 7, 21, 49, 147, 149, 343, 447, 521, 1029, 1043, 1563, 3129, 3647, 7301, 10941, 21903, 25529, 51107, 76587, 77629, 153321, 178703, 232887, 536109, 543403, 1630209, 3803821, 11411463, 26626747, 79880241]

約数ペア:

[(1, 79880241), (3, 26626747), (7, 11411463), (21, 3803821), (49, 1630209), (147, 543403), (149, 536109), (343, 232887), (447, 178703), (521, 153321), (1029, 77629), (1043, 76587), (1563, 51107), (3129, 25529), (3647, 21903), (7301, 10941)]