25999774

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{661}}^1$

素因数の和:1011

約数の個数: 16

約数和(自身を含む): 39751776

約数和(自身を除く): 13752002

約数列:

[1, 2, 71, 142, 277, 554, 661, 1322, 19667, 39334, 46931, 93862, 183097, 366194, 12999887, 25999774]

約数ペア:

[(1, 25999774), (2, 12999887), (71, 366194), (142, 183097), (277, 93862), (554, 46931), (661, 39334), (1322, 19667)]