491180368

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{733}}^1$

素因数の和:972

約数の個数: 80

約数和(自身を含む): 1130054656

約数和(自身を除く): 638874288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 193, 217, 248, 386, 434, 496, 733, 772, 868, 1351, 1466, 1544, 1736, 2702, 2932, 3088, 3472, 5131, 5404, 5864, 5983, 10262, 10808, 11728, 11966, 20524, 21616, 22723, 23932, 41048, 41881, 45446, 47864, 82096, 83762, 90892, 95728, 141469, 159061, 167524, 181784, 282938, 318122, 335048, 363568, 565876, 636244, 670096, 990283, 1131752, 1272488, 1980566, 2263504, 2544976, 3961132, 4385539, 7922264, 8771078, 15844528, 17542156, 30698773, 35084312, 61397546, 70168624, 122795092, 245590184, 491180368]

約数ペア:

[(1, 491180368), (2, 245590184), (4, 122795092), (7, 70168624), (8, 61397546), (14, 35084312), (16, 30698773), (28, 17542156), (31, 15844528), (56, 8771078), (62, 7922264), (112, 4385539), (124, 3961132), (193, 2544976), (217, 2263504), (248, 1980566), (386, 1272488), (434, 1131752), (496, 990283), (733, 670096), (772, 636244), (868, 565876), (1351, 363568), (1466, 335048), (1544, 318122), (1736, 282938), (2702, 181784), (2932, 167524), (3088, 159061), (3472, 141469), (5131, 95728), (5404, 90892), (5864, 83762), (5983, 82096), (10262, 47864), (10808, 45446), (11728, 41881), (11966, 41048), (20524, 23932), (21616, 22723)]