212215958

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1\times {\mathrm{1613}}^1$

素因数の和:2191

約数の個数: 16

約数和(自身を含む): 321315120

約数和(自身を除く): 109099162

約数列:

[1, 2, 157, 314, 419, 838, 1613, 3226, 65783, 131566, 253241, 506482, 675847, 1351694, 106107979, 212215958]

約数ペア:

[(1, 212215958), (2, 106107979), (157, 1351694), (314, 675847), (419, 506482), (838, 253241), (1613, 131566), (3226, 65783)]