247758966

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 684687360

約数和(自身を除く): 436928394

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 127, 182, 189, 234, 254, 273, 351, 378, 381, 397, 546, 702, 762, 794, 819, 889, 1143, 1191, 1638, 1651, 1778, 2286, 2382, 2457, 2667, 2779, 3302, 3429, 3573, 4914, 4953, 5161, 5334, 5558, 6858, 7146, 8001, 8337, 9906, 10322, 10719, 11557, 14859, 15483, 16002, 16674, 21438, 23114, 24003, 25011, 29718, 30966, 34671, 36127, 44577, 46449, 48006, 50022, 50419, 69342, 72254, 75033, 89154, 92898, 100838, 104013, 108381, 139347, 150066, 151257, 208026, 216762, 278694, 302514, 312039, 325143, 352933, 453771, 624078, 650286, 655447, 705866, 907542, 975429, 1058799, 1310894, 1361313, 1950858, 1966341, 2117598, 2722626, 3176397, 3932682, 4588129, 5899023, 6352794, 9176258, 9529191, 11798046, 13764387, 17697069, 19058382, 27528774, 35394138, 41293161, 82586322, 123879483, 247758966]

約数ペア:

[(1, 247758966), (2, 123879483), (3, 82586322), (6, 41293161), (7, 35394138), (9, 27528774), (13, 19058382), (14, 17697069), (18, 13764387), (21, 11798046), (26, 9529191), (27, 9176258), (39, 6352794), (42, 5899023), (54, 4588129), (63, 3932682), (78, 3176397), (91, 2722626), (117, 2117598), (126, 1966341), (127, 1950858), (182, 1361313), (189, 1310894), (234, 1058799), (254, 975429), (273, 907542), (351, 705866), (378, 655447), (381, 650286), (397, 624078), (546, 453771), (702, 352933), (762, 325143), (794, 312039), (819, 302514), (889, 278694), (1143, 216762), (1191, 208026), (1638, 151257), (1651, 150066), (1778, 139347), (2286, 108381), (2382, 104013), (2457, 100838), (2667, 92898), (2779, 89154), (3302, 75033), (3429, 72254), (3573, 69342), (4914, 50419), (4953, 50022), (5161, 48006), (5334, 46449), (5558, 44577), (6858, 36127), (7146, 34671), (8001, 30966), (8337, 29718), (9906, 25011), (10322, 24003), (10719, 23114), (11557, 21438), (14859, 16674), (15483, 16002)]