161656649

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 207224832

約数和(自身を除く): 45568183

約数列:

[1, 7, 11, 61, 77, 127, 271, 427, 671, 889, 1397, 1897, 2981, 4697, 7747, 9779, 16531, 20867, 34417, 54229, 85217, 115717, 181841, 240919, 378587, 596519, 1272887, 2099437, 2650109, 14696059, 23093807, 161656649]

約数ペア:

[(1, 161656649), (7, 23093807), (11, 14696059), (61, 2650109), (77, 2099437), (127, 1272887), (271, 596519), (427, 378587), (671, 240919), (889, 181841), (1397, 115717), (1897, 85217), (2981, 54229), (4697, 34417), (7747, 20867), (9779, 16531)]