7913139

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 12230400

約数和(自身を除く): 4317261

約数列:

[1, 3, 13, 19, 39, 57, 59, 177, 181, 247, 543, 741, 767, 1121, 2301, 2353, 3363, 3439, 7059, 10317, 10679, 14573, 32037, 43719, 44707, 134121, 138827, 202901, 416481, 608703, 2637713, 7913139]

約数ペア:

[(1, 7913139), (3, 2637713), (13, 608703), (19, 416481), (39, 202901), (57, 138827), (59, 134121), (177, 44707), (181, 43719), (247, 32037), (543, 14573), (741, 10679), (767, 10317), (1121, 7059), (2301, 3439), (2353, 3363)]