331318539

素因数分解:

$3^3\times {\mathrm{631}}^1\times {\mathrm{19447}}^1$

素因数の和:20087

約数の個数: 16

約数和(自身を含む): 491645440

約数和(自身を除く): 160326901

約数列:

[1, 3, 9, 27, 631, 1893, 5679, 17037, 19447, 58341, 175023, 525069, 12271057, 36813171, 110439513, 331318539]

約数ペア:

[(1, 331318539), (3, 110439513), (9, 36813171), (27, 12271057), (631, 525069), (1893, 175023), (5679, 58341), (17037, 19447)]