203206563

素因数分解:

$3^6\times 7^1\times {\mathrm{39821}}^1$

素因数の和:39846

約数の個数: 28

約数和(自身を含む): 348203568

約数和(自身を除く): 144997005

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 39821, 119463, 278747, 358389, 836241, 1075167, 2508723, 3225501, 7526169, 9676503, 22578507, 29029509, 67735521, 203206563]

約数ペア:

[(1, 203206563), (3, 67735521), (7, 29029509), (9, 22578507), (21, 9676503), (27, 7526169), (63, 3225501), (81, 2508723), (189, 1075167), (243, 836241), (567, 358389), (729, 278747), (1701, 119463), (5103, 39821)]