2101745905

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{27283}}^1$

素因数の和:27397

約数の個数: 32

約数和(自身を含む): 3017392128

約数和(自身を除く): 915646223

約数列:

[1, 5, 7, 31, 35, 71, 155, 217, 355, 497, 1085, 2201, 2485, 11005, 15407, 27283, 77035, 136415, 190981, 845773, 954905, 1937093, 4228865, 5920411, 9685465, 13559651, 29602055, 60049883, 67798255, 300249415, 420349181, 2101745905]

約数ペア:

[(1, 2101745905), (5, 420349181), (7, 300249415), (31, 67798255), (35, 60049883), (71, 29602055), (155, 13559651), (217, 9685465), (355, 5920411), (497, 4228865), (1085, 1937093), (2201, 954905), (2485, 845773), (11005, 190981), (15407, 136415), (27283, 77035)]