243451278

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{644051}}^1$

素因数の和:644069

約数の個数: 32

約数和(自身を含む): 618289920

約数和(自身を除く): 374838642

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 644051, 1288102, 1932153, 3864306, 4508357, 5796459, 9016714, 11592918, 13525071, 17389377, 27050142, 34778754, 40575213, 81150426, 121725639, 243451278]

約数ペア:

[(1, 243451278), (2, 121725639), (3, 81150426), (6, 40575213), (7, 34778754), (9, 27050142), (14, 17389377), (18, 13525071), (21, 11592918), (27, 9016714), (42, 5796459), (54, 4508357), (63, 3864306), (126, 1932153), (189, 1288102), (378, 644051)]