249955914

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{619}}^1$

素因数の和:835

約数の個数: 64

約数和(自身を含む): 559964160

約数和(自身を除く): 310008246

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 167, 186, 334, 403, 501, 619, 806, 1002, 1209, 1238, 1857, 2171, 2418, 3714, 4342, 5177, 6513, 8047, 10354, 13026, 15531, 16094, 19189, 24141, 31062, 38378, 48282, 57567, 67301, 103373, 115134, 134602, 201903, 206746, 249457, 310119, 403806, 498914, 620238, 748371, 1343849, 1496742, 2687698, 3204563, 4031547, 6409126, 8063094, 9613689, 19227378, 41659319, 83318638, 124977957, 249955914]

約数ペア:

[(1, 249955914), (2, 124977957), (3, 83318638), (6, 41659319), (13, 19227378), (26, 9613689), (31, 8063094), (39, 6409126), (62, 4031547), (78, 3204563), (93, 2687698), (167, 1496742), (186, 1343849), (334, 748371), (403, 620238), (501, 498914), (619, 403806), (806, 310119), (1002, 249457), (1209, 206746), (1238, 201903), (1857, 134602), (2171, 115134), (2418, 103373), (3714, 67301), (4342, 57567), (5177, 48282), (6513, 38378), (8047, 31062), (10354, 24141), (13026, 19189), (15531, 16094)]