51509556

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4349}}^1$

素因数の和:4413

約数の個数: 72

約数和(自身を含む): 152006400

約数和(自身を除く): 100496844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2961, 3948, 4349, 5922, 8698, 11844, 13047, 17396, 26094, 30443, 39141, 52188, 60886, 78282, 91329, 121772, 156564, 182658, 204403, 273987, 365316, 408806, 547974, 613209, 817612, 1095948, 1226418, 1430821, 1839627, 2452836, 2861642, 3679254, 4292463, 5723284, 7358508, 8584926, 12877389, 17169852, 25754778, 51509556]

約数ペア:

[(1, 51509556), (2, 25754778), (3, 17169852), (4, 12877389), (6, 8584926), (7, 7358508), (9, 5723284), (12, 4292463), (14, 3679254), (18, 2861642), (21, 2452836), (28, 1839627), (36, 1430821), (42, 1226418), (47, 1095948), (63, 817612), (84, 613209), (94, 547974), (126, 408806), (141, 365316), (188, 273987), (252, 204403), (282, 182658), (329, 156564), (423, 121772), (564, 91329), (658, 78282), (846, 60886), (987, 52188), (1316, 39141), (1692, 30443), (1974, 26094), (2961, 17396), (3948, 13047), (4349, 11844), (5922, 8698)]