27911945

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 34499520

約数和(自身を除く): 6587575

約数列:

[1, 5, 43, 197, 215, 659, 985, 3295, 8471, 28337, 42355, 129823, 141685, 649115, 5582389, 27911945]

約数ペア:

[(1, 27911945), (5, 5582389), (43, 649115), (197, 141685), (215, 129823), (659, 42355), (985, 28337), (3295, 8471)]