161719471887

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{208493}}^1$

素因数の和:208807

約数の個数: 32

約数和(自身を含む): 232739350272

約数和(自身を除く): 71019878385

約数列:

[1, 3, 17, 51, 67, 201, 227, 681, 1139, 3417, 3859, 11577, 15209, 45627, 208493, 258553, 625479, 775659, 3544381, 10633143, 13969031, 41907093, 47327911, 141983733, 237473527, 712420581, 804574487, 2413723461, 3170970037, 9512910111, 53906490629, 161719471887]

約数ペア:

[(1, 161719471887), (3, 53906490629), (17, 9512910111), (51, 3170970037), (67, 2413723461), (201, 804574487), (227, 712420581), (681, 237473527), (1139, 141983733), (3417, 47327911), (3859, 41907093), (11577, 13969031), (15209, 10633143), (45627, 3544381), (208493, 775659), (258553, 625479)]