138775012

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2903}}^1$

素因数の和:2980

約数の個数: 48

約数和(自身を含む): 278087040

約数和(自身を除く): 139312028

約数列:

[1, 2, 4, 17, 19, 34, 37, 38, 68, 74, 76, 148, 323, 629, 646, 703, 1258, 1292, 1406, 2516, 2812, 2903, 5806, 11612, 11951, 23902, 47804, 49351, 55157, 98702, 107411, 110314, 197404, 214822, 220628, 429644, 937669, 1825987, 1875338, 2040809, 3651974, 3750676, 4081618, 7303948, 8163236, 34693753, 69387506, 138775012]

約数ペア:

[(1, 138775012), (2, 69387506), (4, 34693753), (17, 8163236), (19, 7303948), (34, 4081618), (37, 3750676), (38, 3651974), (68, 2040809), (74, 1875338), (76, 1825987), (148, 937669), (323, 429644), (629, 220628), (646, 214822), (703, 197404), (1258, 110314), (1292, 107411), (1406, 98702), (2516, 55157), (2812, 49351), (2903, 47804), (5806, 23902), (11612, 11951)]