77771889

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 130397904

約数和(自身を除く): 52626015

約数列:

[1, 3, 9, 13, 17, 39, 51, 61, 117, 153, 183, 221, 549, 641, 663, 793, 1037, 1923, 1989, 2379, 3111, 5769, 7137, 8333, 9333, 10897, 13481, 24999, 32691, 39101, 40443, 74997, 98073, 117303, 121329, 141661, 351909, 424983, 508313, 664717, 1274949, 1524939, 1994151, 4574817, 5982453, 8641321, 25923963, 77771889]

約数ペア:

[(1, 77771889), (3, 25923963), (9, 8641321), (13, 5982453), (17, 4574817), (39, 1994151), (51, 1524939), (61, 1274949), (117, 664717), (153, 508313), (183, 424983), (221, 351909), (549, 141661), (641, 121329), (663, 117303), (793, 98073), (1037, 74997), (1923, 40443), (1989, 39101), (2379, 32691), (3111, 24999), (5769, 13481), (7137, 10897), (8333, 9333)]