28556874

素因数分解:

$2^1\times 3^5\times {\mathrm{67}}^1\times {\mathrm{877}}^1$

素因数の和:961

約数の個数: 48

約数和(自身を含む): 65196768

約数和(自身を除く): 36639894

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 201, 243, 402, 486, 603, 877, 1206, 1754, 1809, 2631, 3618, 5262, 5427, 7893, 10854, 15786, 16281, 23679, 32562, 47358, 58759, 71037, 117518, 142074, 176277, 213111, 352554, 426222, 528831, 1057662, 1586493, 3172986, 4759479, 9518958, 14278437, 28556874]

約数ペア:

[(1, 28556874), (2, 14278437), (3, 9518958), (6, 4759479), (9, 3172986), (18, 1586493), (27, 1057662), (54, 528831), (67, 426222), (81, 352554), (134, 213111), (162, 176277), (201, 142074), (243, 117518), (402, 71037), (486, 58759), (603, 47358), (877, 32562), (1206, 23679), (1754, 16281), (1809, 15786), (2631, 10854), (3618, 7893), (5262, 5427)]