2018084475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 3733475328

約数和(自身を除く): 1715390853

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 71, 75, 131, 165, 213, 263, 275, 355, 393, 655, 781, 789, 825, 1065, 1315, 1441, 1775, 1965, 2343, 2893, 3275, 3905, 3945, 4323, 5325, 6575, 7205, 8679, 9301, 9825, 11715, 14465, 18673, 19525, 19725, 21615, 27903, 34453, 36025, 43395, 46505, 56019, 58575, 72325, 93365, 102311, 103359, 108075, 139515, 172265, 205403, 216975, 232525, 280095, 306933, 378983, 466825, 511555, 516795, 616209, 697575, 861325, 1027015, 1136949, 1400475, 1534665, 1894915, 2446163, 2557775, 2583975, 3081045, 5135075, 5684745, 7338489, 7673325, 9474575, 12230815, 15405225, 26907793, 28423725, 36692445, 61154075, 80723379, 134538965, 183462225, 403616895, 672694825, 2018084475]

約数ペア:

[(1, 2018084475), (3, 672694825), (5, 403616895), (11, 183462225), (15, 134538965), (25, 80723379), (33, 61154075), (55, 36692445), (71, 28423725), (75, 26907793), (131, 15405225), (165, 12230815), (213, 9474575), (263, 7673325), (275, 7338489), (355, 5684745), (393, 5135075), (655, 3081045), (781, 2583975), (789, 2557775), (825, 2446163), (1065, 1894915), (1315, 1534665), (1441, 1400475), (1775, 1136949), (1965, 1027015), (2343, 861325), (2893, 697575), (3275, 616209), (3905, 516795), (3945, 511555), (4323, 466825), (5325, 378983), (6575, 306933), (7205, 280095), (8679, 232525), (9301, 216975), (9825, 205403), (11715, 172265), (14465, 139515), (18673, 108075), (19525, 103359), (19725, 102311), (21615, 93365), (27903, 72325), (34453, 58575), (36025, 56019), (43395, 46505)]