31268235

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71881}}^1$

素因数の和:71918

約数の個数: 16

約数和(自身を含む): 51755040

約数和(自身を除く): 20486805

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 71881, 215643, 359405, 1078215, 2084549, 6253647, 10422745, 31268235]

約数ペア:

[(1, 31268235), (3, 10422745), (5, 6253647), (15, 2084549), (29, 1078215), (87, 359405), (145, 215643), (435, 71881)]