664398423

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{2953}}^1$

素因数の和:3616

約数の個数: 32

約数和(自身を含む): 1062022080

約数和(自身を除く): 397623657

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 641, 1923, 2953, 5769, 8333, 8859, 17307, 24999, 26577, 38389, 74997, 79731, 115167, 224991, 345501, 1036503, 1892873, 5678619, 17035857, 24607349, 51107571, 73822047, 221466141, 664398423]

約数ペア:

[(1, 664398423), (3, 221466141), (9, 73822047), (13, 51107571), (27, 24607349), (39, 17035857), (117, 5678619), (351, 1892873), (641, 1036503), (1923, 345501), (2953, 224991), (5769, 115167), (8333, 79731), (8859, 74997), (17307, 38389), (24999, 26577)]