285536997

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 449467200

約数和(自身を除く): 163930203

約数列:

[1, 3, 9, 19, 41, 57, 123, 139, 171, 293, 369, 417, 779, 879, 1251, 2337, 2637, 2641, 5567, 5699, 7011, 7923, 12013, 16701, 17097, 23769, 36039, 40727, 50103, 51291, 108117, 108281, 122181, 228247, 324843, 366543, 684741, 773813, 974529, 1669807, 2054223, 2321439, 5009421, 6964317, 15028263, 31726333, 95178999, 285536997]

約数ペア:

[(1, 285536997), (3, 95178999), (9, 31726333), (19, 15028263), (41, 6964317), (57, 5009421), (123, 2321439), (139, 2054223), (171, 1669807), (293, 974529), (369, 773813), (417, 684741), (779, 366543), (879, 324843), (1251, 228247), (2337, 122181), (2637, 108281), (2641, 108117), (5567, 51291), (5699, 50103), (7011, 40727), (7923, 36039), (12013, 23769), (16701, 17097)]