200813907

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71899}}^1$

素因数の和:71935

約数の個数: 24

約数和(自身を含む): 327864000

約数和(自身を除く): 127050093

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 71899, 215697, 503293, 1366081, 1509879, 3523051, 4098243, 9562567, 10569153, 28687701, 66937969, 200813907]

約数ペア:

[(1, 200813907), (3, 66937969), (7, 28687701), (19, 10569153), (21, 9562567), (49, 4098243), (57, 3523051), (133, 1509879), (147, 1366081), (399, 503293), (931, 215697), (2793, 71899)]