65464839

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 108186624

約数和(自身を除く): 42721785

約数列:

[1, 3, 9, 11, 31, 33, 83, 93, 99, 249, 257, 279, 341, 747, 771, 913, 1023, 2313, 2573, 2739, 2827, 3069, 7719, 7967, 8217, 8481, 21331, 23157, 23901, 25443, 28303, 63993, 71703, 84909, 87637, 191979, 234641, 254727, 262911, 661261, 703923, 788733, 1983783, 2111769, 5951349, 7273871, 21821613, 65464839]

約数ペア:

[(1, 65464839), (3, 21821613), (9, 7273871), (11, 5951349), (31, 2111769), (33, 1983783), (83, 788733), (93, 703923), (99, 661261), (249, 262911), (257, 254727), (279, 234641), (341, 191979), (747, 87637), (771, 84909), (913, 71703), (1023, 63993), (2313, 28303), (2573, 25443), (2739, 23901), (2827, 23157), (3069, 21331), (7719, 8481), (7967, 8217)]