639135

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{2029}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 1266720

約数和(自身を除く): 627585

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 2029, 6087, 10145, 14203, 18261, 30435, 42609, 71015, 91305, 127827, 213045, 639135]

約数ペア:

[(1, 639135), (3, 213045), (5, 127827), (7, 91305), (9, 71015), (15, 42609), (21, 30435), (35, 18261), (45, 14203), (63, 10145), (105, 6087), (315, 2029)]