28288208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{443}}^1$

素因数の和:771

約数の個数: 40

約数和(自身を含む): 59350368

約数和(自身を除く): 31062160

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 307, 443, 614, 886, 1228, 1772, 2456, 3544, 3991, 4912, 5759, 7088, 7982, 11518, 15964, 23036, 31928, 46072, 63856, 92144, 136001, 272002, 544004, 1088008, 1768013, 2176016, 3536026, 7072052, 14144104, 28288208]

約数ペア:

[(1, 28288208), (2, 14144104), (4, 7072052), (8, 3536026), (13, 2176016), (16, 1768013), (26, 1088008), (52, 544004), (104, 272002), (208, 136001), (307, 92144), (443, 63856), (614, 46072), (886, 31928), (1228, 23036), (1772, 15964), (2456, 11518), (3544, 7982), (3991, 7088), (4912, 5759)]