13386490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^2$

素因数の和:211

約数の個数: 36

約数和(自身を含む): 26388234

約数和(自身を除く): 13001744

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 169, 178, 338, 445, 845, 890, 1157, 1690, 2314, 5785, 7921, 11570, 15041, 15842, 30082, 39605, 75205, 79210, 102973, 150410, 205946, 514865, 1029730, 1338649, 2677298, 6693245, 13386490]

約数ペア:

[(1, 13386490), (2, 6693245), (5, 2677298), (10, 1338649), (13, 1029730), (26, 514865), (65, 205946), (89, 150410), (130, 102973), (169, 79210), (178, 75205), (338, 39605), (445, 30082), (845, 15842), (890, 15041), (1157, 11570), (1690, 7921), (2314, 5785)]