18085275

素因数分解:

$3^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 36334480

約数和(自身を除く): 18249205

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 135, 195, 225, 229, 243, 325, 351, 405, 585, 675, 687, 975, 1053, 1145, 1215, 1755, 2025, 2061, 2925, 2977, 3159, 3435, 5265, 5725, 6075, 6183, 8775, 8931, 10305, 14885, 15795, 17175, 18549, 26325, 26793, 30915, 44655, 51525, 55647, 74425, 78975, 80379, 92745, 133965, 154575, 223275, 241137, 278235, 401895, 463725, 669825, 723411, 1205685, 1391175, 2009475, 3617055, 6028425, 18085275]

約数ペア:

[(1, 18085275), (3, 6028425), (5, 3617055), (9, 2009475), (13, 1391175), (15, 1205685), (25, 723411), (27, 669825), (39, 463725), (45, 401895), (65, 278235), (75, 241137), (81, 223275), (117, 154575), (135, 133965), (195, 92745), (225, 80379), (229, 78975), (243, 74425), (325, 55647), (351, 51525), (405, 44655), (585, 30915), (675, 26793), (687, 26325), (975, 18549), (1053, 17175), (1145, 15795), (1215, 14885), (1755, 10305), (2025, 8931), (2061, 8775), (2925, 6183), (2977, 6075), (3159, 5725), (3435, 5265)]