28509110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{407273}}^1$

素因数の和:407287

約数の個数: 16

約数和(自身を含む): 58647456

約数和(自身を除く): 30138346

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 407273, 814546, 2036365, 2850911, 4072730, 5701822, 14254555, 28509110]

約数ペア:

[(1, 28509110), (2, 14254555), (5, 5701822), (7, 4072730), (10, 2850911), (14, 2036365), (35, 814546), (70, 407273)]