210863.0000000

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 16633344

約数和(自身を除く): 8710996

約数列:

[1, 2, 4, 7, 14, 28, 41, 67, 82, 103, 134, 164, 206, 268, 287, 412, 469, 574, 721, 938, 1148, 1442, 1876, 2747, 2884, 4223, 5494, 6901, 8446, 10988, 13802, 16892, 19229, 27604, 29561, 38458, 48307, 59122, 76916, 96614, 118244, 193228, 282941, 565882, 1131764, 1980587, 3961174, 7922348]

約数ペア:

[(1, 7922348), (2, 3961174), (4, 1980587), (7, 1131764), (14, 565882), (28, 282941), (41, 193228), (67, 118244), (82, 96614), (103, 76916), (134, 59122), (164, 48307), (206, 38458), (268, 29561), (287, 27604), (412, 19229), (469, 16892), (574, 13802), (721, 10988), (938, 8446), (1148, 6901), (1442, 5494), (1876, 4223), (2747, 2884)]