28582884

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 79803360

約数和(自身を除く): 51220476

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 89, 99, 132, 178, 198, 267, 356, 396, 534, 801, 811, 979, 1068, 1602, 1622, 1958, 2433, 2937, 3204, 3244, 3916, 4866, 5874, 7299, 8811, 8921, 9732, 11748, 14598, 17622, 17842, 26763, 29196, 35244, 35684, 53526, 72179, 80289, 107052, 144358, 160578, 216537, 288716, 321156, 433074, 649611, 793969, 866148, 1299222, 1587938, 2381907, 2598444, 3175876, 4763814, 7145721, 9527628, 14291442, 28582884]

約数ペア:

[(1, 28582884), (2, 14291442), (3, 9527628), (4, 7145721), (6, 4763814), (9, 3175876), (11, 2598444), (12, 2381907), (18, 1587938), (22, 1299222), (33, 866148), (36, 793969), (44, 649611), (66, 433074), (89, 321156), (99, 288716), (132, 216537), (178, 160578), (198, 144358), (267, 107052), (356, 80289), (396, 72179), (534, 53526), (801, 35684), (811, 35244), (979, 29196), (1068, 26763), (1602, 17842), (1622, 17622), (1958, 14598), (2433, 11748), (2937, 9732), (3204, 8921), (3244, 8811), (3916, 7299), (4866, 5874)]