7788321788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:879

約数の個数: 72

約数和(自身を含む): 15176597520

約数和(自身を除く): 7388275732

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 139, 164, 278, 533, 556, 641, 1066, 1282, 1681, 1807, 2132, 2564, 3362, 3614, 5699, 6724, 7228, 8333, 11398, 16666, 21853, 22796, 26281, 33332, 43706, 52562, 74087, 87412, 89099, 105124, 148174, 178198, 233659, 296348, 341653, 356396, 467318, 683306, 934636, 1077521, 1158287, 1366612, 2155042, 2316574, 3037567, 3653059, 4310084, 4633148, 6075134, 7306118, 12150268, 14007773, 14612236, 28015546, 47489767, 56031092, 94979534, 149775419, 189959068, 299550838, 599101676, 1947080447, 3894160894, 7788321788]

約数ペア:

[(1, 7788321788), (2, 3894160894), (4, 1947080447), (13, 599101676), (26, 299550838), (41, 189959068), (52, 149775419), (82, 94979534), (139, 56031092), (164, 47489767), (278, 28015546), (533, 14612236), (556, 14007773), (641, 12150268), (1066, 7306118), (1282, 6075134), (1681, 4633148), (1807, 4310084), (2132, 3653059), (2564, 3037567), (3362, 2316574), (3614, 2155042), (5699, 1366612), (6724, 1158287), (7228, 1077521), (8333, 934636), (11398, 683306), (16666, 467318), (21853, 356396), (22796, 341653), (26281, 296348), (33332, 233659), (43706, 178198), (52562, 148174), (74087, 105124), (87412, 89099)]