1215679545

素因数分解:

$3^2\times 5^1\times {\mathrm{27015101}}^1$

素因数の和:27015112

約数の個数: 12

約数和(自身を含む): 2107177956

約数和(自身を除く): 891498411

約数列:

[1, 3, 5, 9, 15, 45, 27015101, 81045303, 135075505, 243135909, 405226515, 1215679545]

約数ペア:

[(1, 1215679545), (3, 405226515), (5, 243135909), (9, 135075505), (15, 81045303), (45, 27015101)]