131428278

素因数分解:

$2^1\times 3^3\times {\mathrm{431}}^1\times {\mathrm{5647}}^1$

素因数の和:6089

約数の個数: 32

約数和(自身を含む): 292792320

約数和(自身を除く): 161364042

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 431, 862, 1293, 2586, 3879, 5647, 7758, 11294, 11637, 16941, 23274, 33882, 50823, 101646, 152469, 304938, 2433857, 4867714, 7301571, 14603142, 21904713, 43809426, 65714139, 131428278]

約数ペア:

[(1, 131428278), (2, 65714139), (3, 43809426), (6, 21904713), (9, 14603142), (18, 7301571), (27, 4867714), (54, 2433857), (431, 304938), (862, 152469), (1293, 101646), (2586, 50823), (3879, 33882), (5647, 23274), (7758, 16941), (11294, 11637)]