1897440223

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1109}}^1\times {\mathrm{10627}}^1$

素因数の和:11766

約数の個数: 16

約数和(自身を含む): 2265039360

約数和(自身を除く): 367599137

約数列:

[1, 7, 23, 161, 1109, 7763, 10627, 25507, 74389, 178549, 244421, 1710947, 11785343, 82497401, 271062889, 1897440223]

約数ペア:

[(1, 1897440223), (7, 271062889), (23, 82497401), (161, 11785343), (1109, 1710947), (7763, 244421), (10627, 178549), (25507, 74389)]