2173987788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{188911}}^1$

素因数の和:189062

約数の個数: 48

約数和(自身を含む): 5839647744

約数和(自身を除く): 3665659956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 137, 274, 411, 548, 822, 959, 1644, 1918, 2877, 3836, 5754, 11508, 188911, 377822, 566733, 755644, 1133466, 1322377, 2266932, 2644754, 3967131, 5289508, 7934262, 15868524, 25880807, 51761614, 77642421, 103523228, 155284842, 181165649, 310569684, 362331298, 543496947, 724662596, 1086993894, 2173987788]

約数ペア:

[(1, 2173987788), (2, 1086993894), (3, 724662596), (4, 543496947), (6, 362331298), (7, 310569684), (12, 181165649), (14, 155284842), (21, 103523228), (28, 77642421), (42, 51761614), (84, 25880807), (137, 15868524), (274, 7934262), (411, 5289508), (548, 3967131), (822, 2644754), (959, 2266932), (1644, 1322377), (1918, 1133466), (2877, 755644), (3836, 566733), (5754, 377822), (11508, 188911)]