156740678019

素因数分解:

$3^4\times {\mathrm{599}}^1\times {\mathrm{3230501}}^1$

素因数の和:3231112

約数の個数: 20

約数和(自身を含む): 234534445200

約数和(自身を除く): 77793767181

約数列:

[1, 3, 9, 27, 81, 599, 1797, 5391, 16173, 48519, 3230501, 9691503, 29074509, 87223527, 261670581, 1935070099, 5805210297, 17415630891, 52246892673, 156740678019]

約数ペア:

[(1, 156740678019), (3, 52246892673), (9, 17415630891), (27, 5805210297), (81, 1935070099), (599, 261670581), (1797, 87223527), (5391, 29074509), (16173, 9691503), (48519, 3230501)]