431330319

素因数分解:

$3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{22157}}^1$

素因数の和:22276

約数の個数: 32

約数和(自身を含む): 737418240

約数和(自身を除く): 306087921

約数列:

[1, 3, 7, 9, 21, 27, 63, 103, 189, 309, 721, 927, 2163, 2781, 6489, 19467, 22157, 66471, 155099, 199413, 465297, 598239, 1395891, 2282171, 4187673, 6846513, 15975197, 20539539, 47925591, 61618617, 143776773, 431330319]

約数ペア:

[(1, 431330319), (3, 143776773), (7, 61618617), (9, 47925591), (21, 20539539), (27, 15975197), (63, 6846513), (103, 4187673), (189, 2282171), (309, 1395891), (721, 598239), (927, 465297), (2163, 199413), (2781, 155099), (6489, 66471), (19467, 22157)]