18909135

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{60029}}^1$

素因数の和:60047

約数の個数: 24

約数和(自身を含む): 37458720

約数和(自身を除く): 18549585

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 60029, 180087, 300145, 420203, 540261, 900435, 1260609, 2101015, 2701305, 3781827, 6303045, 18909135]

約数ペア:

[(1, 18909135), (3, 6303045), (5, 3781827), (7, 2701305), (9, 2101015), (15, 1260609), (21, 900435), (35, 540261), (45, 420203), (63, 300145), (105, 180087), (315, 60029)]