15402987

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{13267}}^1$

素因数の和:13319

約数の個数: 16

約数和(自身を含む): 23351680

約数和(自身を除く): 7948693

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 13267, 39801, 119403, 358209, 570481, 1711443, 5134329, 15402987]

約数ペア:

[(1, 15402987), (3, 5134329), (9, 1711443), (27, 570481), (43, 358209), (129, 119403), (387, 39801), (1161, 13267)]