268904181

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{4457}}^1$

素因数の和:4510

約数の個数: 48

約数和(自身を含む): 469908864

約数和(自身を除く): 201004683

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 169, 221, 273, 357, 507, 663, 1183, 1547, 2873, 3549, 4457, 4641, 8619, 13371, 20111, 31199, 57941, 60333, 75769, 93597, 173823, 227307, 405587, 530383, 753233, 984997, 1216761, 1591149, 2259699, 2954991, 5272631, 6894979, 12804961, 15817893, 20684937, 38414883, 89634727, 268904181]

約数ペア:

[(1, 268904181), (3, 89634727), (7, 38414883), (13, 20684937), (17, 15817893), (21, 12804961), (39, 6894979), (51, 5272631), (91, 2954991), (119, 2259699), (169, 1591149), (221, 1216761), (273, 984997), (357, 753233), (507, 530383), (663, 405587), (1183, 227307), (1547, 173823), (2873, 93597), (3549, 75769), (4457, 60333), (4641, 57941), (8619, 31199), (13371, 20111)]