1212559881

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{723053}}^1$

素因数の和:723112

約数の個数: 16

約数和(自身を含む): 1781605056

約数和(自身を除く): 569045175

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 723053, 2169159, 9399689, 28199067, 31091279, 93273837, 404186627, 1212559881]

約数ペア:

[(1, 1212559881), (3, 404186627), (13, 93273837), (39, 31091279), (43, 28199067), (129, 9399689), (559, 2169159), (1677, 723053)]