28628775

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:182

約数の個数: 96

約数和(自身を含む): 61662720

約数和(自身を除く): 33033945

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 73, 75, 83, 105, 135, 175, 189, 219, 225, 249, 315, 365, 415, 511, 525, 581, 657, 675, 747, 945, 1095, 1245, 1533, 1575, 1743, 1825, 1971, 2075, 2241, 2555, 2905, 3285, 3735, 4599, 4725, 5229, 5475, 6059, 6225, 7665, 8715, 9855, 11205, 12775, 13797, 14525, 15687, 16425, 18177, 18675, 22995, 26145, 30295, 38325, 42413, 43575, 49275, 54531, 56025, 68985, 78435, 90885, 114975, 127239, 130725, 151475, 163593, 212065, 272655, 344925, 381717, 392175, 454425, 636195, 817965, 1060325, 1145151, 1363275, 1908585, 3180975, 4089825, 5725755, 9542925, 28628775]

約数ペア:

[(1, 28628775), (3, 9542925), (5, 5725755), (7, 4089825), (9, 3180975), (15, 1908585), (21, 1363275), (25, 1145151), (27, 1060325), (35, 817965), (45, 636195), (63, 454425), (73, 392175), (75, 381717), (83, 344925), (105, 272655), (135, 212065), (175, 163593), (189, 151475), (219, 130725), (225, 127239), (249, 114975), (315, 90885), (365, 78435), (415, 68985), (511, 56025), (525, 54531), (581, 49275), (657, 43575), (675, 42413), (747, 38325), (945, 30295), (1095, 26145), (1245, 22995), (1533, 18675), (1575, 18177), (1743, 16425), (1825, 15687), (1971, 14525), (2075, 13797), (2241, 12775), (2555, 11205), (2905, 9855), (3285, 8715), (3735, 7665), (4599, 6225), (4725, 6059), (5229, 5475)]