123740794

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{2221}}^1$

素因数の和:2625

約数の個数: 16

約数和(自身を含む): 188381160

約数和(自身を除く): 64640366

約数列:

[1, 2, 89, 178, 313, 626, 2221, 4442, 27857, 55714, 197669, 395338, 695173, 1390346, 61870397, 123740794]

約数ペア:

[(1, 123740794), (2, 61870397), (89, 1390346), (178, 695173), (313, 395338), (626, 197669), (2221, 55714), (4442, 27857)]