31497122

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{827}}^1$

素因数の和:1105

約数の個数: 16

約数和(自身を含む): 47990880

約数和(自身を除く): 16493758

約数列:

[1, 2, 137, 139, 274, 278, 827, 1654, 19043, 38086, 113299, 114953, 226598, 229906, 15748561, 31497122]

約数ペア:

[(1, 31497122), (2, 15748561), (137, 229906), (139, 226598), (274, 114953), (278, 113299), (827, 38086), (1654, 19043)]