27666171

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{149}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 46452000

約数和(自身を除く): 18785829

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 149, 207, 299, 351, 447, 529, 621, 897, 1341, 1587, 1937, 2691, 3427, 4023, 4761, 5811, 6877, 8073, 10281, 14283, 17433, 20631, 30843, 44551, 52299, 61893, 78821, 92529, 133653, 185679, 236463, 400959, 709389, 1024673, 1202877, 2128167, 3074019, 9222057, 27666171]

約数ペア:

[(1, 27666171), (3, 9222057), (9, 3074019), (13, 2128167), (23, 1202877), (27, 1024673), (39, 709389), (69, 400959), (117, 236463), (149, 185679), (207, 133653), (299, 92529), (351, 78821), (447, 61893), (529, 52299), (621, 44551), (897, 30843), (1341, 20631), (1587, 17433), (1937, 14283), (2691, 10281), (3427, 8073), (4023, 6877), (4761, 5811)]