87795009

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{18371}}^1$

素因数の和:18442

約数の個数: 20

約数和(自身を含む): 133380720

約数和(自身を除く): 45585711

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 18371, 55113, 165339, 496017, 1083889, 1488051, 3251667, 9755001, 29265003, 87795009]

約数ペア:

[(1, 87795009), (3, 29265003), (9, 9755001), (27, 3251667), (59, 1488051), (81, 1083889), (177, 496017), (531, 165339), (1593, 55113), (4779, 18371)]