30665313

素因数分解:

$3^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{757}}^1$

素因数の和:1413

約数の個数: 24

約数和(自身を含む): 50767808

約数和(自身を除く): 20102495

約数列:

[1, 3, 7, 9, 21, 63, 643, 757, 1929, 2271, 4501, 5299, 5787, 6813, 13503, 15897, 40509, 47691, 486751, 1460253, 3407257, 4380759, 10221771, 30665313]

約数ペア:

[(1, 30665313), (3, 10221771), (7, 4380759), (9, 3407257), (21, 1460253), (63, 486751), (643, 47691), (757, 40509), (1929, 15897), (2271, 13503), (4501, 6813), (5299, 5787)]