221460910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{54413}}^1$

素因数の和:54468

約数の個数: 32

約数和(自身を含む): 446630112

約数和(自身を除く): 225169202

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 54413, 108826, 272065, 544130, 598543, 1197086, 2013281, 2992715, 4026562, 5985430, 10066405, 20132810, 22146091, 44292182, 110730455, 221460910]

約数ペア:

[(1, 221460910), (2, 110730455), (5, 44292182), (10, 22146091), (11, 20132810), (22, 10066405), (37, 5985430), (55, 4026562), (74, 2992715), (110, 2013281), (185, 1197086), (370, 598543), (407, 544130), (814, 272065), (2035, 108826), (4070, 54413)]