2013221561

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{74561}}^1$

素因数の和:74672

約数の個数: 16

約数和(自身を含む): 2271456768

約数和(自身を除く): 258235207

約数列:

[1, 13, 31, 67, 403, 871, 2077, 27001, 74561, 969293, 2311391, 4995587, 30048083, 64942631, 154863197, 2013221561]

約数ペア:

[(1, 2013221561), (13, 154863197), (31, 64942631), (67, 30048083), (403, 4995587), (871, 2311391), (2077, 969293), (27001, 74561)]