27805275

素因数分解:

$3^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 54163200

約数和(自身を除く): 26357925

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 135, 199, 207, 225, 243, 345, 405, 575, 597, 621, 675, 995, 1035, 1215, 1725, 1791, 1863, 2025, 2985, 3105, 4577, 4975, 5175, 5373, 5589, 6075, 8955, 9315, 13731, 14925, 15525, 16119, 22885, 26865, 27945, 41193, 44775, 46575, 48357, 68655, 80595, 114425, 123579, 134325, 139725, 205965, 241785, 343275, 370737, 402975, 617895, 1029825, 1112211, 1208925, 1853685, 3089475, 5561055, 9268425, 27805275]

約数ペア:

[(1, 27805275), (3, 9268425), (5, 5561055), (9, 3089475), (15, 1853685), (23, 1208925), (25, 1112211), (27, 1029825), (45, 617895), (69, 402975), (75, 370737), (81, 343275), (115, 241785), (135, 205965), (199, 139725), (207, 134325), (225, 123579), (243, 114425), (345, 80595), (405, 68655), (575, 48357), (597, 46575), (621, 44775), (675, 41193), (995, 27945), (1035, 26865), (1215, 22885), (1725, 16119), (1791, 15525), (1863, 14925), (2025, 13731), (2985, 9315), (3105, 8955), (4577, 6075), (4975, 5589), (5175, 5373)]