15221248

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:193

約数の個数: 80

約数和(自身を含む): 36140544

約数和(自身を除く): 20919296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 137, 217, 224, 248, 256, 274, 434, 448, 496, 512, 548, 868, 896, 959, 992, 1096, 1736, 1792, 1918, 1984, 2192, 3472, 3584, 3836, 3968, 4247, 4384, 6944, 7672, 7936, 8494, 8768, 13888, 15344, 15872, 16988, 17536, 27776, 29729, 30688, 33976, 35072, 55552, 59458, 61376, 67952, 70144, 111104, 118916, 122752, 135904, 237832, 245504, 271808, 475664, 491008, 543616, 951328, 1087232, 1902656, 2174464, 3805312, 7610624, 15221248]

約数ペア:

[(1, 15221248), (2, 7610624), (4, 3805312), (7, 2174464), (8, 1902656), (14, 1087232), (16, 951328), (28, 543616), (31, 491008), (32, 475664), (56, 271808), (62, 245504), (64, 237832), (112, 135904), (124, 122752), (128, 118916), (137, 111104), (217, 70144), (224, 67952), (248, 61376), (256, 59458), (274, 55552), (434, 35072), (448, 33976), (496, 30688), (512, 29729), (548, 27776), (868, 17536), (896, 16988), (959, 15872), (992, 15344), (1096, 13888), (1736, 8768), (1792, 8494), (1918, 7936), (1984, 7672), (2192, 6944), (3472, 4384), (3584, 4247), (3836, 3968)]