260888481

素因数分解:

$3^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{9433}}^1$

素因数の和:9885

約数の個数: 24

約数和(自身を含む): 431699840

約数和(自身を除く): 170811359

約数列:

[1, 3, 7, 9, 21, 63, 439, 1317, 3073, 3951, 9219, 9433, 27657, 28299, 66031, 84897, 198093, 594279, 4141087, 12423261, 28987609, 37269783, 86962827, 260888481]

約数ペア:

[(1, 260888481), (3, 86962827), (7, 37269783), (9, 28987609), (21, 12423261), (63, 4141087), (439, 594279), (1317, 198093), (3073, 84897), (3951, 66031), (9219, 28299), (9433, 27657)]