556819893

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{397}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 973539840

約数和(自身を除く): 416719947

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 181, 189, 287, 369, 397, 543, 861, 1107, 1191, 1267, 1629, 2583, 2779, 3573, 3801, 4887, 7421, 7749, 8337, 10719, 11403, 16277, 22263, 25011, 34209, 48831, 51947, 66789, 71857, 75033, 113939, 146493, 155841, 200367, 215571, 341817, 439479, 467523, 502999, 646713, 1025451, 1402569, 1508997, 1940139, 2946137, 3076353, 4526991, 8838411, 13580973, 20622959, 26515233, 61868877, 79545699, 185606631, 556819893]

約数ペア:

[(1, 556819893), (3, 185606631), (7, 79545699), (9, 61868877), (21, 26515233), (27, 20622959), (41, 13580973), (63, 8838411), (123, 4526991), (181, 3076353), (189, 2946137), (287, 1940139), (369, 1508997), (397, 1402569), (543, 1025451), (861, 646713), (1107, 502999), (1191, 467523), (1267, 439479), (1629, 341817), (2583, 215571), (2779, 200367), (3573, 155841), (3801, 146493), (4887, 113939), (7421, 75033), (7749, 71857), (8337, 66789), (10719, 51947), (11403, 48831), (16277, 34209), (22263, 25011)]