1231569387

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{290533}}^1$

素因数の和:290699

約数の個数: 16

約数和(自身を含む): 1836174880

約数和(自身を除く): 604605493

約数列:

[1, 3, 9, 27, 157, 471, 1413, 4239, 290533, 871599, 2614797, 7844391, 45613681, 136841043, 410523129, 1231569387]

約数ペア:

[(1, 1231569387), (3, 410523129), (9, 136841043), (27, 45613681), (157, 7844391), (471, 2614797), (1413, 871599), (4239, 290533)]