138311488

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{16249}}^1$

素因数の和:16287

約数の個数: 56

約数和(自身を含む): 330200000

約数和(自身を除く): 191888512

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 4256, 8512, 16249, 32498, 64996, 113743, 129992, 227486, 259984, 308731, 454972, 519968, 617462, 909944, 1039936, 1234924, 1819888, 2161117, 2469848, 3639776, 4322234, 4939696, 7279552, 8644468, 9879392, 17288936, 19758784, 34577872, 69155744, 138311488]

約数ペア:

[(1, 138311488), (2, 69155744), (4, 34577872), (7, 19758784), (8, 17288936), (14, 9879392), (16, 8644468), (19, 7279552), (28, 4939696), (32, 4322234), (38, 3639776), (56, 2469848), (64, 2161117), (76, 1819888), (112, 1234924), (133, 1039936), (152, 909944), (224, 617462), (266, 519968), (304, 454972), (448, 308731), (532, 259984), (608, 227486), (1064, 129992), (1216, 113743), (2128, 64996), (4256, 32498), (8512, 16249)]