64889559

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11839}}^1$

素因数の和:11884

約数の個数: 32

約数和(自身を含む): 113664000

約数和(自身を除く): 48774441

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 11839, 35517, 82873, 106551, 248619, 319653, 343331, 745857, 1029993, 2237571, 2403317, 3089979, 7209951, 9269937, 21629853, 64889559]

約数ペア:

[(1, 64889559), (3, 21629853), (7, 9269937), (9, 7209951), (21, 3089979), (27, 2403317), (29, 2237571), (63, 1029993), (87, 745857), (189, 343331), (203, 319653), (261, 248619), (609, 106551), (783, 82873), (1827, 35517), (5481, 11839)]