1247996835

素因数分解:

$3^3\times 5^1\times {\mathrm{9244421}}^1$

素因数の和:9244435

約数の個数: 16

約数和(自身を含む): 2218661280

約数和(自身を除く): 970664445

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 9244421, 27733263, 46222105, 83199789, 138666315, 249599367, 415998945, 1247996835]

約数ペア:

[(1, 1247996835), (3, 415998945), (5, 249599367), (9, 138666315), (15, 83199789), (27, 46222105), (45, 27733263), (135, 9244421)]