7571885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 9687600

約数和(自身を除く): 2115715

約数列:

[1, 5, 17, 85, 229, 389, 1145, 1945, 3893, 6613, 19465, 33065, 89081, 445405, 1514377, 7571885]

約数ペア:

[(1, 7571885), (5, 1514377), (17, 445405), (85, 89081), (229, 33065), (389, 19465), (1145, 6613), (1945, 3893)]