85831239

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{929}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 129991680

約数和(自身を除く): 44160441

約数列:

[1, 3, 13, 23, 39, 69, 103, 299, 309, 897, 929, 1339, 2369, 2787, 4017, 7107, 12077, 21367, 30797, 36231, 64101, 92391, 95687, 277771, 287061, 833313, 1243931, 2200801, 3731793, 6602403, 28610413, 85831239]

約数ペア:

[(1, 85831239), (3, 28610413), (13, 6602403), (23, 3731793), (39, 2200801), (69, 1243931), (103, 833313), (299, 287061), (309, 277771), (897, 95687), (929, 92391), (1339, 64101), (2369, 36231), (2787, 30797), (4017, 21367), (7107, 12077)]