198713090

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{156467}}^1$

素因数の和:156601

約数の個数: 16

約数和(自身を含む): 360502272

約数和(自身を除く): 161789182

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 156467, 312934, 782335, 1564670, 19871309, 39742618, 99356545, 198713090]

約数ペア:

[(1, 198713090), (2, 99356545), (5, 39742618), (10, 19871309), (127, 1564670), (254, 782335), (635, 312934), (1270, 156467)]