197821415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{9391}}^1$

素因数の和:9790

約数の個数: 16

約数和(自身を含む): 259670016

約数和(自身を除く): 61848601

約数列:

[1, 5, 11, 55, 383, 1915, 4213, 9391, 21065, 46955, 103301, 516505, 3596753, 17983765, 39564283, 197821415]

約数ペア:

[(1, 197821415), (5, 39564283), (11, 17983765), (55, 3596753), (383, 516505), (1915, 103301), (4213, 46955), (9391, 21065)]