12647970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{140533}}^1$

素因数の和:140546

約数の個数: 24

約数和(自身を含む): 32884956

約数和(自身を除く): 20236986

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 140533, 281066, 421599, 702665, 843198, 1264797, 1405330, 2107995, 2529594, 4215990, 6323985, 12647970]

約数ペア:

[(1, 12647970), (2, 6323985), (3, 4215990), (5, 2529594), (6, 2107995), (9, 1405330), (10, 1264797), (15, 843198), (18, 702665), (30, 421599), (45, 281066), (90, 140533)]