221285259

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{40241}}^1$

素因数の和:40307

約数の個数: 24

約数和(自身を含む): 351554112

約数和(自身を除く): 130268853

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 5499, 40241, 120723, 362169, 523133, 1569399, 1891327, 4708197, 5673981, 17021943, 24587251, 73761753, 221285259]

約数ペア:

[(1, 221285259), (3, 73761753), (9, 24587251), (13, 17021943), (39, 5673981), (47, 4708197), (117, 1891327), (141, 1569399), (423, 523133), (611, 362169), (1833, 120723), (5499, 40241)]