1284100142

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1129

約数の個数: 64

約数和(自身を含む): 2273187840

約数和(自身を除く): 989087698

約数列:

[1, 2, 13, 19, 26, 38, 43, 61, 86, 122, 247, 494, 559, 793, 817, 991, 1118, 1159, 1586, 1634, 1982, 2318, 2623, 5246, 10621, 12883, 15067, 18829, 21242, 25766, 30134, 34099, 37658, 42613, 49837, 60451, 68198, 85226, 99674, 120902, 244777, 489554, 553969, 647881, 785863, 809647, 1107938, 1148569, 1295762, 1571726, 1619294, 2297138, 2599393, 5198786, 10525411, 14931397, 21050822, 29862794, 33792109, 49388467, 67584218, 98776934, 642050071, 1284100142]

約数ペア:

[(1, 1284100142), (2, 642050071), (13, 98776934), (19, 67584218), (26, 49388467), (38, 33792109), (43, 29862794), (61, 21050822), (86, 14931397), (122, 10525411), (247, 5198786), (494, 2599393), (559, 2297138), (793, 1619294), (817, 1571726), (991, 1295762), (1118, 1148569), (1159, 1107938), (1586, 809647), (1634, 785863), (1982, 647881), (2318, 553969), (2623, 489554), (5246, 244777), (10621, 120902), (12883, 99674), (15067, 85226), (18829, 68198), (21242, 60451), (25766, 49837), (30134, 42613), (34099, 37658)]