7874139

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28843}}^1$

素因数の和:28866

約数の個数: 16

約数和(自身を含む): 12922112

約数和(自身を除く): 5047973

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 28843, 86529, 201901, 374959, 605703, 1124877, 2624713, 7874139]

約数ペア:

[(1, 7874139), (3, 2624713), (7, 1124877), (13, 605703), (21, 374959), (39, 201901), (91, 86529), (273, 28843)]