28419513

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{983}}^1$

素因数の和:1428

約数の個数: 16

約数和(自身を含む): 39674880

約数和(自身を除く): 11255367

約数列:

[1, 3, 23, 69, 419, 983, 1257, 2949, 9637, 22609, 28911, 67827, 411877, 1235631, 9473171, 28419513]

約数ペア:

[(1, 28419513), (3, 9473171), (23, 1235631), (69, 411877), (419, 67827), (983, 28911), (1257, 22609), (2949, 9637)]