220874255

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{88883}}^1$

素因数の和:88966

約数の個数: 16

約数和(自身を含む): 307183104

約数和(自身を除く): 86308849

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 88883, 444415, 622181, 3110905, 6310693, 31553465, 44174851, 220874255]

約数ペア:

[(1, 220874255), (5, 44174851), (7, 31553465), (35, 6310693), (71, 3110905), (355, 622181), (497, 444415), (2485, 88883)]