252388545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{1871}}^1$

素因数の和:1942

約数の個数: 48

約数和(自身を含む): 447213312

約数和(自身を除く): 194824767

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 529, 1173, 1587, 1871, 1955, 2645, 5613, 5865, 7935, 8993, 9355, 26979, 28065, 31807, 43033, 44965, 95421, 129099, 134895, 159035, 215165, 477105, 645495, 731561, 989759, 2194683, 2969277, 3657805, 4948795, 10973415, 14846385, 16825903, 50477709, 84129515, 252388545]

約数ペア:

[(1, 252388545), (3, 84129515), (5, 50477709), (15, 16825903), (17, 14846385), (23, 10973415), (51, 4948795), (69, 3657805), (85, 2969277), (115, 2194683), (255, 989759), (345, 731561), (391, 645495), (529, 477105), (1173, 215165), (1587, 159035), (1871, 134895), (1955, 129099), (2645, 95421), (5613, 44965), (5865, 43033), (7935, 31807), (8993, 28065), (9355, 26979)]