2815694775

素因数分解:

$3^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{467}}^1$

素因数の和:821

約数の個数: 72

約数和(自身を含む): 5117958144

約数和(自身を除く): 2302263369

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 127, 211, 225, 381, 467, 633, 635, 1055, 1143, 1401, 1899, 1905, 2335, 3165, 3175, 4203, 5275, 5715, 7005, 9495, 9525, 11675, 15825, 21015, 26797, 28575, 35025, 47475, 59309, 80391, 98537, 105075, 133985, 177927, 241173, 295611, 296545, 401955, 492685, 533781, 669925, 886833, 889635, 1205865, 1478055, 1482725, 2009775, 2463425, 2668905, 4434165, 4448175, 6029325, 7390275, 12514199, 13344525, 22170825, 37542597, 62570995, 112627791, 187712985, 312854975, 563138955, 938564925, 2815694775]

約数ペア:

[(1, 2815694775), (3, 938564925), (5, 563138955), (9, 312854975), (15, 187712985), (25, 112627791), (45, 62570995), (75, 37542597), (127, 22170825), (211, 13344525), (225, 12514199), (381, 7390275), (467, 6029325), (633, 4448175), (635, 4434165), (1055, 2668905), (1143, 2463425), (1401, 2009775), (1899, 1482725), (1905, 1478055), (2335, 1205865), (3165, 889635), (3175, 886833), (4203, 669925), (5275, 533781), (5715, 492685), (7005, 401955), (9495, 296545), (9525, 295611), (11675, 241173), (15825, 177927), (21015, 133985), (26797, 105075), (28575, 98537), (35025, 80391), (47475, 59309)]