905249904

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{11423}}^1$

素因数の和:11574

約数の個数: 80

約数和(自身を含む): 2538504192

約数和(自身を除く): 1633254288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 127, 156, 208, 254, 312, 381, 508, 624, 762, 1016, 1524, 1651, 2032, 3048, 3302, 4953, 6096, 6604, 9906, 11423, 13208, 19812, 22846, 26416, 34269, 39624, 45692, 68538, 79248, 91384, 137076, 148499, 182768, 274152, 296998, 445497, 548304, 593996, 890994, 1187992, 1450721, 1781988, 2375984, 2901442, 3563976, 4352163, 5802884, 7127952, 8704326, 11605768, 17408652, 18859373, 23211536, 34817304, 37718746, 56578119, 69634608, 75437492, 113156238, 150874984, 226312476, 301749968, 452624952, 905249904]

約数ペア:

[(1, 905249904), (2, 452624952), (3, 301749968), (4, 226312476), (6, 150874984), (8, 113156238), (12, 75437492), (13, 69634608), (16, 56578119), (24, 37718746), (26, 34817304), (39, 23211536), (48, 18859373), (52, 17408652), (78, 11605768), (104, 8704326), (127, 7127952), (156, 5802884), (208, 4352163), (254, 3563976), (312, 2901442), (381, 2375984), (508, 1781988), (624, 1450721), (762, 1187992), (1016, 890994), (1524, 593996), (1651, 548304), (2032, 445497), (3048, 296998), (3302, 274152), (4953, 182768), (6096, 148499), (6604, 137076), (9906, 91384), (11423, 79248), (13208, 68538), (19812, 45692), (22846, 39624), (26416, 34269)]