28407984

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 80780544

約数和(自身を除く): 52372560

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 173, 176, 264, 311, 346, 519, 528, 622, 692, 933, 1038, 1244, 1384, 1866, 1903, 2076, 2488, 2768, 3421, 3732, 3806, 4152, 4976, 5709, 6842, 7464, 7612, 8304, 10263, 11418, 13684, 14928, 15224, 20526, 22836, 27368, 30448, 41052, 45672, 53803, 54736, 82104, 91344, 107606, 161409, 164208, 215212, 322818, 430424, 591833, 645636, 860848, 1183666, 1291272, 1775499, 2367332, 2582544, 3550998, 4734664, 7101996, 9469328, 14203992, 28407984]

約数ペア:

[(1, 28407984), (2, 14203992), (3, 9469328), (4, 7101996), (6, 4734664), (8, 3550998), (11, 2582544), (12, 2367332), (16, 1775499), (22, 1291272), (24, 1183666), (33, 860848), (44, 645636), (48, 591833), (66, 430424), (88, 322818), (132, 215212), (173, 164208), (176, 161409), (264, 107606), (311, 91344), (346, 82104), (519, 54736), (528, 53803), (622, 45672), (692, 41052), (933, 30448), (1038, 27368), (1244, 22836), (1384, 20526), (1866, 15224), (1903, 14928), (2076, 13684), (2488, 11418), (2768, 10263), (3421, 8304), (3732, 7612), (3806, 7464), (4152, 6842), (4976, 5709)]