131493351

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7561}}^1$

素因数の和:7623

約数の個数: 32

約数和(自身を含む): 209074176

約数和(自身を除く): 77580825

約数列:

[1, 3, 11, 17, 31, 33, 51, 93, 187, 341, 527, 561, 1023, 1581, 5797, 7561, 17391, 22683, 83171, 128537, 234391, 249513, 385611, 703173, 1413907, 2578301, 3984647, 4241721, 7734903, 11953941, 43831117, 131493351]

約数ペア:

[(1, 131493351), (3, 43831117), (11, 11953941), (17, 7734903), (31, 4241721), (33, 3984647), (51, 2578301), (93, 1413907), (187, 703173), (341, 385611), (527, 249513), (561, 234391), (1023, 128537), (1581, 83171), (5797, 22683), (7561, 17391)]