1279200026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{552809}}^1$

素因数の和:552913

約数の個数: 16

約数和(自身を含む): 2089621800

約数和(自身を除く): 810421774

約数列:

[1, 2, 13, 26, 89, 178, 1157, 2314, 552809, 1105618, 7186517, 14373034, 49200001, 98400002, 639600013, 1279200026]

約数ペア:

[(1, 1279200026), (2, 639600013), (13, 98400002), (26, 49200001), (89, 14373034), (178, 7186517), (1157, 1105618), (2314, 552809)]