209468710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{12611}}^1$

素因数の和:12780

約数の個数: 32

約数和(自身を含む): 414077184

約数和(自身を除く): 204608474

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 151, 302, 755, 1510, 1661, 3322, 8305, 12611, 16610, 25222, 63055, 126110, 138721, 277442, 693605, 1387210, 1904261, 3808522, 9521305, 19042610, 20946871, 41893742, 104734355, 209468710]

約数ペア:

[(1, 209468710), (2, 104734355), (5, 41893742), (10, 20946871), (11, 19042610), (22, 9521305), (55, 3808522), (110, 1904261), (151, 1387210), (302, 693605), (755, 277442), (1510, 138721), (1661, 126110), (3322, 63055), (8305, 25222), (12611, 16610)]