7940569

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1229}}^1$

素因数の和:1320

約数の個数: 16

約数和(自身を含む): 9918720

約数和(自身を除く): 1978151

約数列:

[1, 7, 13, 71, 91, 497, 923, 1229, 6461, 8603, 15977, 87259, 111839, 610813, 1134367, 7940569]

約数ペア:

[(1, 7940569), (7, 1134367), (13, 610813), (71, 111839), (91, 87259), (497, 15977), (923, 8603), (1229, 6461)]