857929216

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:523

約数の個数: 80

約数和(自身を含む): 1785028608

約数和(自身を除く): 927099392

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 191, 248, 256, 283, 382, 496, 512, 566, 764, 992, 1132, 1528, 1984, 2264, 3056, 3968, 4528, 5921, 6112, 7936, 8773, 9056, 11842, 12224, 15872, 17546, 18112, 23684, 24448, 35092, 36224, 47368, 48896, 54053, 70184, 72448, 94736, 97792, 108106, 140368, 144896, 189472, 216212, 280736, 378944, 432424, 561472, 757888, 864848, 1122944, 1515776, 1675643, 1729696, 2245888, 3031552, 3351286, 3459392, 4491776, 6702572, 6918784, 13405144, 13837568, 26810288, 27675136, 53620576, 107241152, 214482304, 428964608, 857929216]

約数ペア:

[(1, 857929216), (2, 428964608), (4, 214482304), (8, 107241152), (16, 53620576), (31, 27675136), (32, 26810288), (62, 13837568), (64, 13405144), (124, 6918784), (128, 6702572), (191, 4491776), (248, 3459392), (256, 3351286), (283, 3031552), (382, 2245888), (496, 1729696), (512, 1675643), (566, 1515776), (764, 1122944), (992, 864848), (1132, 757888), (1528, 561472), (1984, 432424), (2264, 378944), (3056, 280736), (3968, 216212), (4528, 189472), (5921, 144896), (6112, 140368), (7936, 108106), (8773, 97792), (9056, 94736), (11842, 72448), (12224, 70184), (15872, 54053), (17546, 48896), (18112, 47368), (23684, 36224), (24448, 35092)]