201221727

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{2269}}^1$

素因数の和:2423

約数の個数: 32

約数和(自身を含む): 317291520

約数和(自身を除く): 116069793

約数列:

[1, 3, 7, 21, 41, 103, 123, 287, 309, 721, 861, 2163, 2269, 4223, 6807, 12669, 15883, 29561, 47649, 88683, 93029, 233707, 279087, 651203, 701121, 1635949, 1953609, 4907847, 9581987, 28745961, 67073909, 201221727]

約数ペア:

[(1, 201221727), (3, 67073909), (7, 28745961), (21, 9581987), (41, 4907847), (103, 1953609), (123, 1635949), (287, 701121), (309, 651203), (721, 279087), (861, 233707), (2163, 93029), (2269, 88683), (4223, 47649), (6807, 29561), (12669, 15883)]