28891858

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1\times {\mathrm{509}}^1$

素因数の和:893

約数の個数: 16

約数和(自身を含む): 44008920

約数和(自身を除く): 15117062

約数列:

[1, 2, 101, 202, 281, 509, 562, 1018, 28381, 51409, 56762, 102818, 143029, 286058, 14445929, 28891858]

約数ペア:

[(1, 28891858), (2, 14445929), (101, 286058), (202, 143029), (281, 102818), (509, 56762), (562, 51409), (1018, 28381)]