31144857

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 45534720

約数和(自身を除く): 14389863

約数列:

[1, 3, 19, 43, 57, 97, 129, 131, 291, 393, 817, 1843, 2451, 2489, 4171, 5529, 5633, 7467, 12513, 12707, 16899, 38121, 79249, 107027, 237747, 241433, 321081, 546401, 724299, 1639203, 10381619, 31144857]

約数ペア:

[(1, 31144857), (3, 10381619), (19, 1639203), (43, 724299), (57, 546401), (97, 321081), (129, 241433), (131, 237747), (291, 107027), (393, 79249), (817, 38121), (1843, 16899), (2451, 12707), (2489, 12513), (4171, 7467), (5529, 5633)]