211164009

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{1301}}^1$

素因数の和:1501

約数の個数: 32

約数和(自身を含む): 329978880

約数和(自身を除く): 118814871

約数列:

[1, 3, 7, 21, 59, 131, 177, 393, 413, 917, 1239, 1301, 2751, 3903, 7729, 9107, 23187, 27321, 54103, 76759, 162309, 170431, 230277, 511293, 537313, 1193017, 1611939, 3579051, 10055429, 30166287, 70388003, 211164009]

約数ペア:

[(1, 211164009), (3, 70388003), (7, 30166287), (21, 10055429), (59, 3579051), (131, 1611939), (177, 1193017), (393, 537313), (413, 511293), (917, 230277), (1239, 170431), (1301, 162309), (2751, 76759), (3903, 54103), (7729, 27321), (9107, 23187)]