28293871455

素因数分解:

$3^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{521}}^1$

素因数の和:908

約数の個数: 112

約数和(自身を含む): 52252884864

約数和(自身を除く): 23959013409

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 243, 317, 405, 423, 521, 705, 729, 951, 1215, 1269, 1563, 1585, 2115, 2605, 2853, 3645, 3807, 4689, 4755, 6345, 7815, 8559, 11421, 14067, 14265, 14899, 19035, 23445, 24487, 25677, 34263, 42201, 42795, 44697, 57105, 70335, 73461, 74495, 77031, 122435, 126603, 128385, 134091, 165157, 171315, 211005, 220383, 223485, 231093, 367305, 379809, 385155, 402273, 495471, 633015, 661149, 670455, 825785, 1101915, 1155465, 1206819, 1486413, 1899045, 1983447, 2011365, 2477355, 3305745, 3620457, 4459239, 5950341, 6034095, 7432065, 7762379, 9917235, 10861371, 13377717, 17851023, 18102285, 22296195, 23287137, 29751705, 38811895, 40133151, 54306855, 66888585, 69861411, 89255115, 116435685, 120399453, 200665755, 209584233, 349307055, 601997265, 628752699, 1047921165, 1886258097, 3143763495, 5658774291, 9431290485, 28293871455]

約数ペア:

[(1, 28293871455), (3, 9431290485), (5, 5658774291), (9, 3143763495), (15, 1886258097), (27, 1047921165), (45, 628752699), (47, 601997265), (81, 349307055), (135, 209584233), (141, 200665755), (235, 120399453), (243, 116435685), (317, 89255115), (405, 69861411), (423, 66888585), (521, 54306855), (705, 40133151), (729, 38811895), (951, 29751705), (1215, 23287137), (1269, 22296195), (1563, 18102285), (1585, 17851023), (2115, 13377717), (2605, 10861371), (2853, 9917235), (3645, 7762379), (3807, 7432065), (4689, 6034095), (4755, 5950341), (6345, 4459239), (7815, 3620457), (8559, 3305745), (11421, 2477355), (14067, 2011365), (14265, 1983447), (14899, 1899045), (19035, 1486413), (23445, 1206819), (24487, 1155465), (25677, 1101915), (34263, 825785), (42201, 670455), (42795, 661149), (44697, 633015), (57105, 495471), (70335, 402273), (73461, 385155), (74495, 379809), (77031, 367305), (122435, 231093), (126603, 223485), (128385, 220383), (134091, 211005), (165157, 171315)]