28551285

素因数分解:

$3^7\times 5^1\times 7^1\times {\mathrm{373}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 58882560

約数和(自身を除く): 30331275

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 373, 405, 567, 729, 945, 1119, 1215, 1701, 1865, 2187, 2611, 2835, 3357, 3645, 5103, 5595, 7833, 8505, 10071, 10935, 13055, 15309, 16785, 23499, 25515, 30213, 39165, 50355, 70497, 76545, 90639, 117495, 151065, 211491, 271917, 352485, 453195, 634473, 815751, 1057455, 1359585, 1903419, 3172365, 4078755, 5710257, 9517095, 28551285]

約数ペア:

[(1, 28551285), (3, 9517095), (5, 5710257), (7, 4078755), (9, 3172365), (15, 1903419), (21, 1359585), (27, 1057455), (35, 815751), (45, 634473), (63, 453195), (81, 352485), (105, 271917), (135, 211491), (189, 151065), (243, 117495), (315, 90639), (373, 76545), (405, 70497), (567, 50355), (729, 39165), (945, 30213), (1119, 25515), (1215, 23499), (1701, 16785), (1865, 15309), (2187, 13055), (2611, 10935), (2835, 10071), (3357, 8505), (3645, 7833), (5103, 5595)]