168495404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{1213}}^1$

素因数の和:1287

約数の個数: 72

約数和(自身を含む): 379758624

約数和(自身を除く): 211263220

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 121, 154, 164, 242, 287, 308, 451, 484, 574, 847, 902, 1148, 1213, 1694, 1804, 2426, 3157, 3388, 4852, 4961, 6314, 8491, 9922, 12628, 13343, 16982, 19844, 26686, 33964, 34727, 49733, 53372, 69454, 93401, 99466, 138908, 146773, 186802, 198932, 293546, 348131, 373604, 547063, 587092, 696262, 1027411, 1094126, 1392524, 2054822, 2188252, 3829441, 4109644, 6017693, 7658882, 12035386, 15317764, 24070772, 42123851, 84247702, 168495404]

約数ペア:

[(1, 168495404), (2, 84247702), (4, 42123851), (7, 24070772), (11, 15317764), (14, 12035386), (22, 7658882), (28, 6017693), (41, 4109644), (44, 3829441), (77, 2188252), (82, 2054822), (121, 1392524), (154, 1094126), (164, 1027411), (242, 696262), (287, 587092), (308, 547063), (451, 373604), (484, 348131), (574, 293546), (847, 198932), (902, 186802), (1148, 146773), (1213, 138908), (1694, 99466), (1804, 93401), (2426, 69454), (3157, 53372), (3388, 49733), (4852, 34727), (4961, 33964), (6314, 26686), (8491, 19844), (9922, 16982), (12628, 13343)]