28710278

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{1399}}^1$

素因数の和:1763

約数の個数: 16

約数和(自身を含む): 44620800

約数和(自身を除く): 15910522

約数列:

[1, 2, 31, 62, 331, 662, 1399, 2798, 10261, 20522, 43369, 86738, 463069, 926138, 14355139, 28710278]

約数ペア:

[(1, 28710278), (2, 14355139), (31, 926138), (62, 463069), (331, 86738), (662, 43369), (1399, 20522), (2798, 10261)]