2912678990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22405223}}^1$

素因数の和:22405243

約数の個数: 16

約数和(自身を含む): 5646116448

約数和(自身を除く): 2733437458

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 22405223, 44810446, 112026115, 224052230, 291267899, 582535798, 1456339495, 2912678990]

約数ペア:

[(1, 2912678990), (2, 1456339495), (5, 582535798), (10, 291267899), (13, 224052230), (26, 112026115), (65, 44810446), (130, 22405223)]