81886644

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{761}}^1$

素因数の和:846

約数の個数: 108

約数和(自身を含む): 245054628

約数和(自身を除く): 163167984

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 61, 63, 84, 98, 122, 126, 147, 183, 196, 244, 252, 294, 366, 427, 441, 549, 588, 732, 761, 854, 882, 1098, 1281, 1522, 1708, 1764, 2196, 2283, 2562, 2989, 3044, 3843, 4566, 5124, 5327, 5978, 6849, 7686, 8967, 9132, 10654, 11956, 13698, 15372, 15981, 17934, 21308, 26901, 27396, 31962, 35868, 37289, 46421, 47943, 53802, 63924, 74578, 92842, 95886, 107604, 111867, 139263, 149156, 185684, 191772, 223734, 278526, 324947, 335601, 417789, 447468, 557052, 649894, 671202, 835578, 974841, 1299788, 1342404, 1671156, 1949682, 2274629, 2924523, 3899364, 4549258, 5849046, 6823887, 9098516, 11698092, 13647774, 20471661, 27295548, 40943322, 81886644]

約数ペア:

[(1, 81886644), (2, 40943322), (3, 27295548), (4, 20471661), (6, 13647774), (7, 11698092), (9, 9098516), (12, 6823887), (14, 5849046), (18, 4549258), (21, 3899364), (28, 2924523), (36, 2274629), (42, 1949682), (49, 1671156), (61, 1342404), (63, 1299788), (84, 974841), (98, 835578), (122, 671202), (126, 649894), (147, 557052), (183, 447468), (196, 417789), (244, 335601), (252, 324947), (294, 278526), (366, 223734), (427, 191772), (441, 185684), (549, 149156), (588, 139263), (732, 111867), (761, 107604), (854, 95886), (882, 92842), (1098, 74578), (1281, 63924), (1522, 53802), (1708, 47943), (1764, 46421), (2196, 37289), (2283, 35868), (2562, 31962), (2989, 27396), (3044, 26901), (3843, 21308), (4566, 17934), (5124, 15981), (5327, 15372), (5978, 13698), (6849, 11956), (7686, 10654), (8967, 9132)]