31820778899

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{4813}}^1$

素因数の和:5044

約数の個数: 48

約数和(自身を含む): 40659198048

約数和(自身を除く): 8838419149

約数列:

[1, 7, 13, 49, 91, 97, 107, 637, 679, 749, 1261, 1391, 4753, 4813, 5243, 8827, 9737, 10379, 33691, 61789, 62569, 68159, 72653, 134927, 235837, 437983, 466861, 508571, 514991, 944489, 3065881, 3268027, 3604937, 6069193, 6611423, 6694883, 22876189, 25234559, 42484351, 46864181, 49954127, 297390457, 328049267, 349678889, 649403651, 2447752223, 4545825557, 31820778899]

約数ペア:

[(1, 31820778899), (7, 4545825557), (13, 2447752223), (49, 649403651), (91, 349678889), (97, 328049267), (107, 297390457), (637, 49954127), (679, 46864181), (749, 42484351), (1261, 25234559), (1391, 22876189), (4753, 6694883), (4813, 6611423), (5243, 6069193), (8827, 3604937), (9737, 3268027), (10379, 3065881), (33691, 944489), (61789, 514991), (62569, 508571), (68159, 466861), (72653, 437983), (134927, 235837)]