10781569188

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{54721}}^1$

素因数の和:55165

約数の個数: 72

約数和(自身を含む): 29420079416

約数和(自身を除く): 18638510228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 421, 468, 842, 1263, 1684, 2526, 3789, 5052, 5473, 7578, 10946, 15156, 16419, 21892, 32838, 49257, 54721, 65676, 98514, 109442, 164163, 197028, 218884, 328326, 492489, 656652, 711373, 984978, 1422746, 1969956, 2134119, 2845492, 4268238, 6402357, 8536476, 12804714, 23037541, 25609428, 46075082, 69112623, 92150164, 138225246, 207337869, 276450492, 299488033, 414675738, 598976066, 829351476, 898464099, 1197952132, 1796928198, 2695392297, 3593856396, 5390784594, 10781569188]

約数ペア:

[(1, 10781569188), (2, 5390784594), (3, 3593856396), (4, 2695392297), (6, 1796928198), (9, 1197952132), (12, 898464099), (13, 829351476), (18, 598976066), (26, 414675738), (36, 299488033), (39, 276450492), (52, 207337869), (78, 138225246), (117, 92150164), (156, 69112623), (234, 46075082), (421, 25609428), (468, 23037541), (842, 12804714), (1263, 8536476), (1684, 6402357), (2526, 4268238), (3789, 2845492), (5052, 2134119), (5473, 1969956), (7578, 1422746), (10946, 984978), (15156, 711373), (16419, 656652), (21892, 492489), (32838, 328326), (49257, 218884), (54721, 197028), (65676, 164163), (98514, 109442)]