28472535

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 64471680

約数和(自身を除く): 35999145

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 35, 39, 45, 51, 63, 65, 85, 91, 105, 117, 119, 153, 195, 221, 255, 273, 315, 357, 409, 455, 585, 595, 663, 765, 819, 1071, 1105, 1227, 1365, 1547, 1785, 1989, 2045, 2863, 3315, 3681, 4095, 4641, 5317, 5355, 6135, 6953, 7735, 8589, 9945, 13923, 14315, 15951, 18405, 20859, 23205, 25767, 26585, 34765, 37219, 42945, 47853, 48671, 62577, 69615, 79755, 90389, 104295, 111657, 128835, 146013, 186095, 239265, 243355, 271167, 312885, 334971, 438039, 451945, 558285, 632723, 730065, 813501, 1355835, 1674855, 1898169, 2190195, 3163615, 4067505, 5694507, 9490845, 28472535]

約数ペア:

[(1, 28472535), (3, 9490845), (5, 5694507), (7, 4067505), (9, 3163615), (13, 2190195), (15, 1898169), (17, 1674855), (21, 1355835), (35, 813501), (39, 730065), (45, 632723), (51, 558285), (63, 451945), (65, 438039), (85, 334971), (91, 312885), (105, 271167), (117, 243355), (119, 239265), (153, 186095), (195, 146013), (221, 128835), (255, 111657), (273, 104295), (315, 90389), (357, 79755), (409, 69615), (455, 62577), (585, 48671), (595, 47853), (663, 42945), (765, 37219), (819, 34765), (1071, 26585), (1105, 25767), (1227, 23205), (1365, 20859), (1547, 18405), (1785, 15951), (1989, 14315), (2045, 13923), (2863, 9945), (3315, 8589), (3681, 7735), (4095, 6953), (4641, 6135), (5317, 5355)]