289496441

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{4721}}^1$

素因数の和:4876

約数の個数: 16

約数和(自身を含む): 321284880

約数和(自身を除く): 31788439

約数列:

[1, 13, 53, 89, 689, 1157, 4717, 4721, 61321, 61373, 250213, 420169, 3252769, 5462197, 22268957, 289496441]

約数ペア:

[(1, 289496441), (13, 22268957), (53, 5462197), (89, 3252769), (689, 420169), (1157, 250213), (4717, 61373), (4721, 61321)]