205996947

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{7919}}^1$

素因数の和:7987

約数の個数: 32

約数和(自身を含む): 319334400

約数和(自身を除く): 113337453

約数列:

[1, 3, 13, 23, 29, 39, 69, 87, 299, 377, 667, 897, 1131, 2001, 7919, 8671, 23757, 26013, 102947, 182137, 229651, 308841, 546411, 688953, 2367781, 2985463, 5281973, 7103343, 8956389, 15845919, 68665649, 205996947]

約数ペア:

[(1, 205996947), (3, 68665649), (13, 15845919), (23, 8956389), (29, 7103343), (39, 5281973), (69, 2985463), (87, 2367781), (299, 688953), (377, 546411), (667, 308841), (897, 229651), (1131, 182137), (2001, 102947), (7919, 26013), (8671, 23757)]