80571789

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 127960560

約数和(自身を除く): 47388771

約数列:

[1, 3, 9, 17, 51, 61, 89, 97, 153, 183, 267, 291, 549, 801, 873, 1037, 1513, 1649, 3111, 4539, 4947, 5429, 5917, 8633, 9333, 13617, 14841, 16287, 17751, 25899, 48861, 53253, 77697, 92293, 100589, 146761, 276879, 301767, 440283, 526613, 830637, 905301, 1320849, 1579839, 4739517, 8952421, 26857263, 80571789]

約数ペア:

[(1, 80571789), (3, 26857263), (9, 8952421), (17, 4739517), (51, 1579839), (61, 1320849), (89, 905301), (97, 830637), (153, 526613), (183, 440283), (267, 301767), (291, 276879), (549, 146761), (801, 100589), (873, 92293), (1037, 77697), (1513, 53253), (1649, 48861), (3111, 25899), (4539, 17751), (4947, 16287), (5429, 14841), (5917, 13617), (8633, 9333)]