64803321

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:563

約数の個数: 40

約数和(自身を含む): 106390944

約数和(自身を除く): 41587623

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 257, 283, 297, 771, 849, 891, 2313, 2547, 2827, 3113, 6939, 7641, 8481, 9339, 20817, 22923, 25443, 28017, 72731, 76329, 84051, 218193, 228987, 252153, 654579, 800041, 1963737, 2400123, 5891211, 7200369, 21601107, 64803321]

約数ペア:

[(1, 64803321), (3, 21601107), (9, 7200369), (11, 5891211), (27, 2400123), (33, 1963737), (81, 800041), (99, 654579), (257, 252153), (283, 228987), (297, 218193), (771, 84051), (849, 76329), (891, 72731), (2313, 28017), (2547, 25443), (2827, 22923), (3113, 20817), (6939, 9339), (7641, 8481)]