260260917

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{652283}}^1$

素因数の和:652312

約数の個数: 16

約数和(自身を含む): 417461760

約数和(自身を除く): 157200843

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 652283, 1956849, 4565981, 12393377, 13697943, 37180131, 86753639, 260260917]

約数ペア:

[(1, 260260917), (3, 86753639), (7, 37180131), (19, 13697943), (21, 12393377), (57, 4565981), (133, 1956849), (399, 652283)]