27969585

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 53706240

約数和(自身を除く): 25736655

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 73, 89, 105, 123, 205, 219, 267, 287, 365, 445, 511, 615, 623, 861, 1095, 1335, 1435, 1533, 1869, 2555, 2993, 3115, 3649, 4305, 6497, 7665, 8979, 9345, 10947, 14965, 18245, 19491, 20951, 25543, 32485, 44895, 45479, 54735, 62853, 76629, 97455, 104755, 127715, 136437, 227395, 266377, 314265, 383145, 682185, 799131, 1331885, 1864639, 3995655, 5593917, 9323195, 27969585]

約数ペア:

[(1, 27969585), (3, 9323195), (5, 5593917), (7, 3995655), (15, 1864639), (21, 1331885), (35, 799131), (41, 682185), (73, 383145), (89, 314265), (105, 266377), (123, 227395), (205, 136437), (219, 127715), (267, 104755), (287, 97455), (365, 76629), (445, 62853), (511, 54735), (615, 45479), (623, 44895), (861, 32485), (1095, 25543), (1335, 20951), (1435, 19491), (1533, 18245), (1869, 14965), (2555, 10947), (2993, 9345), (3115, 8979), (3649, 7665), (4305, 6497)]