2578238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1871}}^1$

素因数の和:1939

約数の個数: 16

約数和(自身を含む): 4245696

約数和(自身を除く): 1667458

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 1871, 3742, 24323, 48646, 99163, 198326, 1289119, 2578238]

約数ペア:

[(1, 2578238), (2, 1289119), (13, 198326), (26, 99163), (53, 48646), (106, 24323), (689, 3742), (1378, 1871)]