71798454

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:819

約数の個数: 128

約数和(自身を含む): 206976000

約数和(自身を除く): 135177546

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 27, 38, 39, 42, 54, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 189, 234, 247, 266, 273, 342, 351, 378, 399, 494, 513, 546, 702, 741, 769, 798, 819, 1026, 1197, 1482, 1538, 1638, 1729, 2223, 2307, 2394, 2457, 3458, 3591, 4446, 4614, 4914, 5187, 5383, 6669, 6921, 7182, 9997, 10374, 10766, 13338, 13842, 14611, 15561, 16149, 19994, 20763, 29222, 29991, 31122, 32298, 41526, 43833, 46683, 48447, 59982, 69979, 87666, 89973, 93366, 96894, 102277, 131499, 139958, 145341, 179946, 189943, 204554, 209937, 262998, 269919, 290682, 306831, 379886, 394497, 419874, 539838, 569829, 613662, 629811, 788994, 920493, 1139658, 1259622, 1329601, 1709487, 1840986, 1889433, 2659202, 2761479, 3418974, 3778866, 3988803, 5128461, 5522958, 7977606, 10256922, 11966409, 23932818, 35899227, 71798454]

約数ペア:

[(1, 71798454), (2, 35899227), (3, 23932818), (6, 11966409), (7, 10256922), (9, 7977606), (13, 5522958), (14, 5128461), (18, 3988803), (19, 3778866), (21, 3418974), (26, 2761479), (27, 2659202), (38, 1889433), (39, 1840986), (42, 1709487), (54, 1329601), (57, 1259622), (63, 1139658), (78, 920493), (91, 788994), (114, 629811), (117, 613662), (126, 569829), (133, 539838), (171, 419874), (182, 394497), (189, 379886), (234, 306831), (247, 290682), (266, 269919), (273, 262998), (342, 209937), (351, 204554), (378, 189943), (399, 179946), (494, 145341), (513, 139958), (546, 131499), (702, 102277), (741, 96894), (769, 93366), (798, 89973), (819, 87666), (1026, 69979), (1197, 59982), (1482, 48447), (1538, 46683), (1638, 43833), (1729, 41526), (2223, 32298), (2307, 31122), (2394, 29991), (2457, 29222), (3458, 20763), (3591, 19994), (4446, 16149), (4614, 15561), (4914, 14611), (5187, 13842), (5383, 13338), (6669, 10766), (6921, 10374), (7182, 9997)]