256412079

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{370003}}^1$

素因数の和:370027

約数の個数: 24

約数和(自身を含む): 461764992

約数和(自身を除く): 205352913

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 370003, 1110009, 2590021, 3330027, 4070033, 7770063, 12210099, 23310189, 28490231, 36630297, 85470693, 256412079]

約数ペア:

[(1, 256412079), (3, 85470693), (7, 36630297), (9, 28490231), (11, 23310189), (21, 12210099), (33, 7770063), (63, 4070033), (77, 3330027), (99, 2590021), (231, 1110009), (693, 370003)]