161902728

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{172973}}^1$

素因数の和:172998

約数の個数: 48

約数和(自身を含む): 472219020

約数和(自身を除く): 310316292

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 172973, 345946, 518919, 691892, 1037838, 1383784, 1556757, 2075676, 2248649, 3113514, 4151352, 4497298, 6227028, 6745947, 8994596, 12454056, 13491894, 17989192, 20237841, 26983788, 40475682, 53967576, 80951364, 161902728]

約数ペア:

[(1, 161902728), (2, 80951364), (3, 53967576), (4, 40475682), (6, 26983788), (8, 20237841), (9, 17989192), (12, 13491894), (13, 12454056), (18, 8994596), (24, 6745947), (26, 6227028), (36, 4497298), (39, 4151352), (52, 3113514), (72, 2248649), (78, 2075676), (104, 1556757), (117, 1383784), (156, 1037838), (234, 691892), (312, 518919), (468, 345946), (936, 172973)]