28399904

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{293}}^1$

素因数の和:549

約数の個数: 48

約数和(自身を含む): 60678072

約数和(自身を除く): 32278168

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 233, 293, 416, 466, 586, 932, 1172, 1864, 2344, 3029, 3728, 3809, 4688, 6058, 7456, 7618, 9376, 12116, 15236, 24232, 30472, 48464, 60944, 68269, 96928, 121888, 136538, 273076, 546152, 887497, 1092304, 1774994, 2184608, 3549988, 7099976, 14199952, 28399904]

約数ペア:

[(1, 28399904), (2, 14199952), (4, 7099976), (8, 3549988), (13, 2184608), (16, 1774994), (26, 1092304), (32, 887497), (52, 546152), (104, 273076), (208, 136538), (233, 121888), (293, 96928), (416, 68269), (466, 60944), (586, 48464), (932, 30472), (1172, 24232), (1864, 15236), (2344, 12116), (3029, 9376), (3728, 7618), (3809, 7456), (4688, 6058)]