81769428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{174721}}^1$

素因数の和:174744

約数の個数: 36

約数和(自身を含む): 222595828

約数和(自身を除く): 140826400

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 174721, 349442, 524163, 698884, 1048326, 1572489, 2096652, 2271373, 3144978, 4542746, 6289956, 6814119, 9085492, 13628238, 20442357, 27256476, 40884714, 81769428]

約数ペア:

[(1, 81769428), (2, 40884714), (3, 27256476), (4, 20442357), (6, 13628238), (9, 9085492), (12, 6814119), (13, 6289956), (18, 4542746), (26, 3144978), (36, 2271373), (39, 2096652), (52, 1572489), (78, 1048326), (117, 698884), (156, 524163), (234, 349442), (468, 174721)]