87945255

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67391}}^1$

素因数の和:67431

約数の個数: 24

約数和(自身を含む): 157697280

約数和(自身を除く): 69752025

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 67391, 202173, 336955, 606519, 1010865, 1954339, 3032595, 5863017, 9771695, 17589051, 29315085, 87945255]

約数ペア:

[(1, 87945255), (3, 29315085), (5, 17589051), (9, 9771695), (15, 5863017), (29, 3032595), (45, 1954339), (87, 1010865), (145, 606519), (261, 336955), (435, 202173), (1305, 67391)]