64890255

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149173}}^1$

素因数の和:149210

約数の個数: 16

約数和(自身を含む): 107405280

約数和(自身を除く): 42515025

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 149173, 447519, 745865, 2237595, 4326017, 12978051, 21630085, 64890255]

約数ペア:

[(1, 64890255), (3, 21630085), (5, 12978051), (15, 4326017), (29, 2237595), (87, 745865), (145, 447519), (435, 149173)]