214778907

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{25633}}^1$

素因数の和:25672

約数の個数: 36

約数和(自身を含む): 379895880

約数和(自身を除く): 165116973

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 8379, 25633, 76899, 179431, 230697, 487027, 538293, 1256017, 1461081, 1614879, 3409189, 3768051, 4383243, 10227567, 11304153, 23864323, 30682701, 71592969, 214778907]

約数ペア:

[(1, 214778907), (3, 71592969), (7, 30682701), (9, 23864323), (19, 11304153), (21, 10227567), (49, 4383243), (57, 3768051), (63, 3409189), (133, 1614879), (147, 1461081), (171, 1256017), (399, 538293), (441, 487027), (931, 230697), (1197, 179431), (2793, 76899), (8379, 25633)]