251570998

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 496419840

約数和(自身を除く): 244848842

約数列:

[1, 2, 7, 14, 17, 29, 34, 41, 49, 58, 82, 98, 119, 127, 203, 238, 254, 287, 406, 493, 574, 697, 833, 889, 986, 1189, 1394, 1421, 1666, 1778, 2009, 2159, 2378, 2842, 3451, 3683, 4018, 4318, 4879, 5207, 6223, 6902, 7366, 8323, 9758, 10414, 12446, 15113, 16646, 20213, 24157, 25781, 30226, 34153, 36449, 40426, 48314, 51562, 58261, 62611, 68306, 72898, 88519, 105791, 116522, 125222, 141491, 151003, 177038, 180467, 211582, 255143, 282982, 302006, 360934, 438277, 510286, 619633, 876554, 990437, 1057021, 1239266, 1980874, 2114042, 2567051, 3067939, 4337431, 5134102, 6135878, 7399147, 8674862, 14798294, 17969357, 35938714, 125785499, 251570998]

約数ペア:

[(1, 251570998), (2, 125785499), (7, 35938714), (14, 17969357), (17, 14798294), (29, 8674862), (34, 7399147), (41, 6135878), (49, 5134102), (58, 4337431), (82, 3067939), (98, 2567051), (119, 2114042), (127, 1980874), (203, 1239266), (238, 1057021), (254, 990437), (287, 876554), (406, 619633), (493, 510286), (574, 438277), (697, 360934), (833, 302006), (889, 282982), (986, 255143), (1189, 211582), (1394, 180467), (1421, 177038), (1666, 151003), (1778, 141491), (2009, 125222), (2159, 116522), (2378, 105791), (2842, 88519), (3451, 72898), (3683, 68306), (4018, 62611), (4318, 58261), (4879, 51562), (5207, 48314), (6223, 40426), (6902, 36449), (7366, 34153), (8323, 30226), (9758, 25781), (10414, 24157), (12446, 20213), (15113, 16646)]