7281990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{80911}}^1$

素因数の和:80924

約数の個数: 24

約数和(自身を含む): 18933408

約数和(自身を除く): 11651418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 80911, 161822, 242733, 404555, 485466, 728199, 809110, 1213665, 1456398, 2427330, 3640995, 7281990]

約数ペア:

[(1, 7281990), (2, 3640995), (3, 2427330), (5, 1456398), (6, 1213665), (9, 809110), (10, 728199), (15, 485466), (18, 404555), (30, 242733), (45, 161822), (90, 80911)]