161409261

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{42667}}^1$

素因数の和:42780

約数の個数: 16

約数和(自身を含む): 234161984

約数和(自身を除く): 72752723

約数列:

[1, 3, 13, 39, 97, 291, 1261, 3783, 42667, 128001, 554671, 1664013, 4138699, 12416097, 53803087, 161409261]

約数ペア:

[(1, 161409261), (3, 53803087), (13, 12416097), (39, 4138699), (97, 1664013), (291, 554671), (1261, 128001), (3783, 42667)]