213021178

素因数分解:

$2^1\times {\mathrm{239}}^1\times {\mathrm{613}}^1\times {\mathrm{727}}^1$

素因数の和:1581

約数の個数: 16

約数和(自身を含む): 321834240

約数和(自身を除く): 108813062

約数列:

[1, 2, 239, 478, 613, 727, 1226, 1454, 146507, 173753, 293014, 347506, 445651, 891302, 106510589, 213021178]

約数ペア:

[(1, 213021178), (2, 106510589), (239, 891302), (478, 445651), (613, 347506), (727, 293014), (1226, 173753), (1454, 146507)]