421265853

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{273727}}^1$

素因数の和:273758

約数の個数: 20

約数和(自身を含む): 662421760

約数和(自身を除く): 241155907

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 273727, 821181, 2463543, 5200813, 7390629, 15602439, 22171887, 46807317, 140421951, 421265853]

約数ペア:

[(1, 421265853), (3, 140421951), (9, 46807317), (19, 22171887), (27, 15602439), (57, 7390629), (81, 5200813), (171, 2463543), (513, 821181), (1539, 273727)]