208664534

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{6997}}^1$

素因数の和:7080

約数の個数: 32

約数和(自身を含む): 357401856

約数和(自身を除く): 148737322

約数列:

[1, 2, 13, 26, 31, 37, 62, 74, 403, 481, 806, 962, 1147, 2294, 6997, 13994, 14911, 29822, 90961, 181922, 216907, 258889, 433814, 517778, 2819791, 3365557, 5639582, 6731114, 8025559, 16051118, 104332267, 208664534]

約数ペア:

[(1, 208664534), (2, 104332267), (13, 16051118), (26, 8025559), (31, 6731114), (37, 5639582), (62, 3365557), (74, 2819791), (403, 517778), (481, 433814), (806, 258889), (962, 216907), (1147, 181922), (2294, 90961), (6997, 29822), (13994, 14911)]