12745216

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 80

約数和(自身を含む): 29069568

約数和(自身を除く): 16324352

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 73, 88, 124, 128, 146, 176, 248, 256, 292, 341, 352, 496, 512, 584, 682, 704, 803, 992, 1168, 1364, 1408, 1606, 1984, 2263, 2336, 2728, 2816, 3212, 3968, 4526, 4672, 5456, 5632, 6424, 7936, 9052, 9344, 10912, 12848, 15872, 18104, 18688, 21824, 24893, 25696, 36208, 37376, 43648, 49786, 51392, 72416, 87296, 99572, 102784, 144832, 174592, 199144, 205568, 289664, 398288, 411136, 579328, 796576, 1158656, 1593152, 3186304, 6372608, 12745216]

約数ペア:

[(1, 12745216), (2, 6372608), (4, 3186304), (8, 1593152), (11, 1158656), (16, 796576), (22, 579328), (31, 411136), (32, 398288), (44, 289664), (62, 205568), (64, 199144), (73, 174592), (88, 144832), (124, 102784), (128, 99572), (146, 87296), (176, 72416), (248, 51392), (256, 49786), (292, 43648), (341, 37376), (352, 36208), (496, 25696), (512, 24893), (584, 21824), (682, 18688), (704, 18104), (803, 15872), (992, 12848), (1168, 10912), (1364, 9344), (1408, 9052), (1606, 7936), (1984, 6424), (2263, 5632), (2336, 5456), (2728, 4672), (2816, 4526), (3212, 3968)]