2691255021

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 4480616448

約数和(自身を除く): 1789361427

約数列:

[1, 3, 7, 13, 21, 39, 91, 163, 197, 273, 307, 489, 591, 921, 1141, 1379, 2119, 2149, 2561, 3423, 3991, 4137, 6357, 6447, 7683, 11973, 14833, 17927, 27937, 32111, 44499, 50041, 53781, 60479, 83811, 96333, 150123, 181437, 224777, 350287, 417443, 423353, 650533, 674331, 786227, 1050861, 1252329, 1270059, 1951599, 2358681, 2922101, 4553731, 5503589, 8766303, 9858077, 13661193, 16510767, 29574231, 69006539, 128155001, 207019617, 384465003, 897085007, 2691255021]

約数ペア:

[(1, 2691255021), (3, 897085007), (7, 384465003), (13, 207019617), (21, 128155001), (39, 69006539), (91, 29574231), (163, 16510767), (197, 13661193), (273, 9858077), (307, 8766303), (489, 5503589), (591, 4553731), (921, 2922101), (1141, 2358681), (1379, 1951599), (2119, 1270059), (2149, 1252329), (2561, 1050861), (3423, 786227), (3991, 674331), (4137, 650533), (6357, 423353), (6447, 417443), (7683, 350287), (11973, 224777), (14833, 181437), (17927, 150123), (27937, 96333), (32111, 83811), (44499, 60479), (50041, 53781)]