1778906668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{5413}}^1$

素因数の和:5543

約数の個数: 72

約数和(自身を含む): 3951700256

約数和(自身を除く): 2172793588

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 97, 121, 154, 194, 242, 308, 388, 484, 679, 847, 1067, 1358, 1694, 2134, 2716, 3388, 4268, 5413, 7469, 10826, 11737, 14938, 21652, 23474, 29876, 37891, 46948, 59543, 75782, 82159, 119086, 151564, 164318, 238172, 328636, 416801, 525061, 654973, 833602, 1050122, 1309946, 1667204, 2100244, 2619892, 3675427, 4584811, 5775671, 7350854, 9169622, 11551342, 14701708, 18339244, 23102684, 40429697, 63532381, 80859394, 127064762, 161718788, 254129524, 444726667, 889453334, 1778906668]

約数ペア:

[(1, 1778906668), (2, 889453334), (4, 444726667), (7, 254129524), (11, 161718788), (14, 127064762), (22, 80859394), (28, 63532381), (44, 40429697), (77, 23102684), (97, 18339244), (121, 14701708), (154, 11551342), (194, 9169622), (242, 7350854), (308, 5775671), (388, 4584811), (484, 3675427), (679, 2619892), (847, 2100244), (1067, 1667204), (1358, 1309946), (1694, 1050122), (2134, 833602), (2716, 654973), (3388, 525061), (4268, 416801), (5413, 328636), (7469, 238172), (10826, 164318), (11737, 151564), (14938, 119086), (21652, 82159), (23474, 75782), (29876, 59543), (37891, 46948)]