7171778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2389}}^1$

素因数の和:2489

約数の個数: 16

約数和(自身を含む): 11472000

約数和(自身を除く): 4300222

約数列:

[1, 2, 19, 38, 79, 158, 1501, 2389, 3002, 4778, 45391, 90782, 188731, 377462, 3585889, 7171778]

約数ペア:

[(1, 7171778), (2, 3585889), (19, 377462), (38, 188731), (79, 90782), (158, 45391), (1501, 4778), (2389, 3002)]