1218702927

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{72503}}^1$

素因数の和:72950

約数の個数: 16

約数和(自身を含む): 1754016768

約数和(自身を除く): 535313841

約数列:

[1, 3, 13, 39, 431, 1293, 5603, 16809, 72503, 217509, 942539, 2827617, 31248793, 93746379, 406234309, 1218702927]

約数ペア:

[(1, 1218702927), (3, 406234309), (13, 93746379), (39, 31248793), (431, 2827617), (1293, 942539), (5603, 217509), (16809, 72503)]