1400223

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:446

約数の個数: 16

約数和(自身を含む): 2057472

約数和(自身を除く): 657249

約数列:

[1, 3, 11, 33, 151, 281, 453, 843, 1661, 3091, 4983, 9273, 42431, 127293, 466741, 1400223]

約数ペア:

[(1, 1400223), (3, 466741), (11, 127293), (33, 42431), (151, 9273), (281, 4983), (453, 3091), (843, 1661)]