12730878

素因数分解:

$2^1\times 3^3\times {\mathrm{431}}^1\times {\mathrm{547}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 28408320

約数和(自身を除く): 15677442

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 431, 547, 862, 1094, 1293, 1641, 2586, 3282, 3879, 4923, 7758, 9846, 11637, 14769, 23274, 29538, 235757, 471514, 707271, 1414542, 2121813, 4243626, 6365439, 12730878]

約数ペア:

[(1, 12730878), (2, 6365439), (3, 4243626), (6, 2121813), (9, 1414542), (18, 707271), (27, 471514), (54, 235757), (431, 29538), (547, 23274), (862, 14769), (1094, 11637), (1293, 9846), (1641, 7758), (2586, 4923), (3282, 3879)]