1274875886

素因数分解:

$2^1\times {\mathrm{53}}^2\times {\mathrm{149}}^1\times {\mathrm{1523}}^1$

素因数の和:1780

約数の個数: 24

約数和(自身を含む): 1963445400

約数和(自身を除く): 688569514

約数列:

[1, 2, 53, 106, 149, 298, 1523, 2809, 3046, 5618, 7897, 15794, 80719, 161438, 226927, 418541, 453854, 837082, 4278107, 8556214, 12027131, 24054262, 637437943, 1274875886]

約数ペア:

[(1, 1274875886), (2, 637437943), (53, 24054262), (106, 12027131), (149, 8556214), (298, 4278107), (1523, 837082), (2809, 453854), (3046, 418541), (5618, 226927), (7897, 161438), (15794, 80719)]