55887975

素因数分解:

$3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 122252592

約数和(自身を除く): 66364617

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 27, 33, 39, 45, 55, 65, 75, 81, 99, 117, 135, 143, 165, 193, 195, 225, 275, 297, 325, 351, 405, 429, 495, 579, 585, 675, 715, 825, 891, 965, 975, 1053, 1287, 1485, 1737, 1755, 2025, 2123, 2145, 2475, 2509, 2895, 2925, 3575, 3861, 4455, 4825, 5211, 5265, 6369, 6435, 7425, 7527, 8685, 8775, 10615, 10725, 11583, 12545, 14475, 15633, 19107, 19305, 22275, 22581, 26055, 26325, 27599, 31845, 32175, 37635, 43425, 53075, 57321, 57915, 62725, 67743, 78165, 82797, 95535, 96525, 112905, 130275, 137995, 159225, 171963, 188175, 203229, 248391, 286605, 289575, 338715, 390825, 413985, 477675, 564525, 689975, 745173, 859815, 1016145, 1241955, 1433025, 1693575, 2069925, 2235519, 3725865, 4299075, 5080725, 6209775, 11177595, 18629325, 55887975]

約数ペア:

[(1, 55887975), (3, 18629325), (5, 11177595), (9, 6209775), (11, 5080725), (13, 4299075), (15, 3725865), (25, 2235519), (27, 2069925), (33, 1693575), (39, 1433025), (45, 1241955), (55, 1016145), (65, 859815), (75, 745173), (81, 689975), (99, 564525), (117, 477675), (135, 413985), (143, 390825), (165, 338715), (193, 289575), (195, 286605), (225, 248391), (275, 203229), (297, 188175), (325, 171963), (351, 159225), (405, 137995), (429, 130275), (495, 112905), (579, 96525), (585, 95535), (675, 82797), (715, 78165), (825, 67743), (891, 62725), (965, 57915), (975, 57321), (1053, 53075), (1287, 43425), (1485, 37635), (1737, 32175), (1755, 31845), (2025, 27599), (2123, 26325), (2145, 26055), (2475, 22581), (2509, 22275), (2895, 19305), (2925, 19107), (3575, 15633), (3861, 14475), (4455, 12545), (4825, 11583), (5211, 10725), (5265, 10615), (6369, 8775), (6435, 8685), (7425, 7527)]