214612090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{278717}}^1$

素因数の和:278742

約数の個数: 32

約数和(自身を含む): 481624704

約数和(自身を除く): 267012614

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 278717, 557434, 1393585, 1951019, 2787170, 3065887, 3902038, 6131774, 9755095, 15329435, 19510190, 21461209, 30658870, 42922418, 107306045, 214612090]

約数ペア:

[(1, 214612090), (2, 107306045), (5, 42922418), (7, 30658870), (10, 21461209), (11, 19510190), (14, 15329435), (22, 9755095), (35, 6131774), (55, 3902038), (70, 3065887), (77, 2787170), (110, 1951019), (154, 1393585), (385, 557434), (770, 278717)]