138659276

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{7873}}^1$

素因数の和:7938

約数の個数: 48

約数和(自身を含む): 301605696

約数和(自身を除く): 162946420

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 37, 68, 74, 119, 148, 238, 259, 476, 518, 629, 1036, 1258, 2516, 4403, 7873, 8806, 15746, 17612, 31492, 55111, 110222, 133841, 220444, 267682, 291301, 535364, 582602, 936887, 1165204, 1873774, 2039107, 3747548, 4078214, 4952117, 8156428, 9904234, 19808468, 34664819, 69329638, 138659276]

約数ペア:

[(1, 138659276), (2, 69329638), (4, 34664819), (7, 19808468), (14, 9904234), (17, 8156428), (28, 4952117), (34, 4078214), (37, 3747548), (68, 2039107), (74, 1873774), (119, 1165204), (148, 936887), (238, 582602), (259, 535364), (476, 291301), (518, 267682), (629, 220444), (1036, 133841), (1258, 110222), (2516, 55111), (4403, 31492), (7873, 17612), (8806, 15746)]