28518712

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:196

約数の個数: 64

約数和(自身を含む): 59097600

約数和(自身を除く): 30578888

約数列:

[1, 2, 4, 8, 23, 37, 46, 59, 71, 74, 92, 118, 142, 148, 184, 236, 284, 296, 472, 568, 851, 1357, 1633, 1702, 2183, 2627, 2714, 3266, 3404, 4189, 4366, 5254, 5428, 6532, 6808, 8378, 8732, 10508, 10856, 13064, 16756, 17464, 21016, 33512, 50209, 60421, 96347, 100418, 120842, 154993, 192694, 200836, 241684, 309986, 385388, 401672, 483368, 619972, 770776, 1239944, 3564839, 7129678, 14259356, 28518712]

約数ペア:

[(1, 28518712), (2, 14259356), (4, 7129678), (8, 3564839), (23, 1239944), (37, 770776), (46, 619972), (59, 483368), (71, 401672), (74, 385388), (92, 309986), (118, 241684), (142, 200836), (148, 192694), (184, 154993), (236, 120842), (284, 100418), (296, 96347), (472, 60421), (568, 50209), (851, 33512), (1357, 21016), (1633, 17464), (1702, 16756), (2183, 13064), (2627, 10856), (2714, 10508), (3266, 8732), (3404, 8378), (4189, 6808), (4366, 6532), (5254, 5428)]