1308047139

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{669763}}^1$

素因数の和:669807

約数の個数: 24

約数和(自身を含む): 2228974592

約数和(自身を除く): 920927453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 669763, 2009289, 4688341, 6027867, 14065023, 20762653, 42195069, 62287959, 145338571, 186863877, 436015713, 1308047139]

約数ペア:

[(1, 1308047139), (3, 436015713), (7, 186863877), (9, 145338571), (21, 62287959), (31, 42195069), (63, 20762653), (93, 14065023), (217, 6027867), (279, 4688341), (651, 2009289), (1953, 669763)]