626841

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{241}}^1$

素因数の和:281

約数の個数: 18

約数和(自身を含む): 965822

約数和(自身を除く): 338981

約数列:

[1, 3, 9, 17, 51, 153, 241, 289, 723, 867, 2169, 2601, 4097, 12291, 36873, 69649, 208947, 626841]

約数ペア:

[(1, 626841), (3, 208947), (9, 69649), (17, 36873), (51, 12291), (153, 4097), (241, 2601), (289, 2169), (723, 867)]