214973990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{279187}}^1$

素因数の和:279212

約数の個数: 32

約数和(自身を含む): 482436864

約数和(自身を除く): 267462874

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 279187, 558374, 1395935, 1954309, 2791870, 3071057, 3908618, 6142114, 9771545, 15355285, 19543090, 21497399, 30710570, 42994798, 107486995, 214973990]

約数ペア:

[(1, 214973990), (2, 107486995), (5, 42994798), (7, 30710570), (10, 21497399), (11, 19543090), (14, 15355285), (22, 9771545), (35, 6142114), (55, 3908618), (70, 3071057), (77, 2791870), (110, 1954309), (154, 1395935), (385, 558374), (770, 279187)]