256840206

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{983}}^1\times {\mathrm{6221}}^1$

素因数の和:7216

約数の個数: 32

約数和(自身を含む): 587755008

約数和(自身を除く): 330914802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 983, 1966, 2949, 5898, 6221, 6881, 12442, 13762, 18663, 20643, 37326, 41286, 43547, 87094, 130641, 261282, 6115243, 12230486, 18345729, 36691458, 42806701, 85613402, 128420103, 256840206]

約数ペア:

[(1, 256840206), (2, 128420103), (3, 85613402), (6, 42806701), (7, 36691458), (14, 18345729), (21, 12230486), (42, 6115243), (983, 261282), (1966, 130641), (2949, 87094), (5898, 43547), (6221, 41286), (6881, 37326), (12442, 20643), (13762, 18663)]