991758238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{113969}}^1$

素因数の和:114219

約数の個数: 16

約数和(自身を含む): 1572786000

約数和(自身を除く): 581027762

約数列:

[1, 2, 19, 38, 229, 458, 4351, 8702, 113969, 227938, 2165411, 4330822, 26098901, 52197802, 495879119, 991758238]

約数ペア:

[(1, 991758238), (2, 495879119), (19, 52197802), (38, 26098901), (229, 4330822), (458, 2165411), (4351, 227938), (8702, 113969)]