28639182

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1151}}^1$

素因数の和:1209

約数の個数: 64

約数和(自身を含む): 69672960

約数和(自身を除く): 41033778

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 29, 33, 39, 58, 66, 78, 87, 143, 174, 286, 319, 377, 429, 638, 754, 858, 957, 1131, 1151, 1914, 2262, 2302, 3453, 4147, 6906, 8294, 12441, 12661, 14963, 24882, 25322, 29926, 33379, 37983, 44889, 66758, 75966, 89778, 100137, 164593, 200274, 329186, 367169, 433927, 493779, 734338, 867854, 987558, 1101507, 1301781, 2203014, 2603562, 4773197, 9546394, 14319591, 28639182]

約数ペア:

[(1, 28639182), (2, 14319591), (3, 9546394), (6, 4773197), (11, 2603562), (13, 2203014), (22, 1301781), (26, 1101507), (29, 987558), (33, 867854), (39, 734338), (58, 493779), (66, 433927), (78, 367169), (87, 329186), (143, 200274), (174, 164593), (286, 100137), (319, 89778), (377, 75966), (429, 66758), (638, 44889), (754, 37983), (858, 33379), (957, 29926), (1131, 25322), (1151, 24882), (1914, 14963), (2262, 12661), (2302, 12441), (3453, 8294), (4147, 6906)]