166666610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{761}}^1$

素因数の和:971

約数の個数: 48

約数和(自身を含む): 332009496

約数和(自身を除く): 165342886

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 181, 242, 362, 605, 761, 905, 1210, 1522, 1810, 1991, 3805, 3982, 7610, 8371, 9955, 16742, 19910, 21901, 41855, 43802, 83710, 92081, 109505, 137741, 184162, 219010, 275482, 460405, 688705, 920810, 1377410, 1515151, 3030302, 7575755, 15151510, 16666661, 33333322, 83333305, 166666610]

約数ペア:

[(1, 166666610), (2, 83333305), (5, 33333322), (10, 16666661), (11, 15151510), (22, 7575755), (55, 3030302), (110, 1515151), (121, 1377410), (181, 920810), (242, 688705), (362, 460405), (605, 275482), (761, 219010), (905, 184162), (1210, 137741), (1522, 109505), (1810, 92081), (1991, 83710), (3805, 43802), (3982, 41855), (7610, 21901), (8371, 19910), (9955, 16742)]