49136949

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{12907}}^1$

素因数の和:12966

約数の個数: 20

約数和(自身を含む): 74969664

約数和(自身を除く): 25832715

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 12907, 38721, 116163, 348489, 606629, 1045467, 1819887, 5459661, 16378983, 49136949]

約数ペア:

[(1, 49136949), (3, 16378983), (9, 5459661), (27, 1819887), (47, 1045467), (81, 606629), (141, 348489), (423, 116163), (1269, 38721), (3807, 12907)]