140897654

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{52223}}^1$

素因数の和:52315

約数の個数: 16

約数和(自身を含む): 225607680

約数和(自身を除く): 84710026

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 52223, 104446, 992237, 1984474, 3707833, 7415666, 70448827, 140897654]

約数ペア:

[(1, 140897654), (2, 70448827), (19, 7415666), (38, 3707833), (71, 1984474), (142, 992237), (1349, 104446), (2698, 52223)]