121387329

素因数分解:

$3^4\times 7^1\times {\mathrm{214087}}^1$

素因数の和:214106

約数の個数: 20

約数和(自身を含む): 207237184

約数和(自身を除く): 85849855

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 214087, 642261, 1498609, 1926783, 4495827, 5780349, 13487481, 17341047, 40462443, 121387329]

約数ペア:

[(1, 121387329), (3, 40462443), (7, 17341047), (9, 13487481), (21, 5780349), (27, 4495827), (63, 1926783), (81, 1498609), (189, 642261), (567, 214087)]