13347215

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20071}}^1$

素因数の和:20102

約数の個数: 16

約数和(自身を含む): 19269120

約数和(自身を除く): 5921905

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 20071, 100355, 140497, 381349, 702485, 1906745, 2669443, 13347215]

約数ペア:

[(1, 13347215), (5, 2669443), (7, 1906745), (19, 702485), (35, 381349), (95, 140497), (133, 100355), (665, 20071)]