201851931

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^2\times {\mathrm{1409}}^1$

素因数の和:1535

約数の個数: 24

約数和(自身を含む): 290651760

約数和(自身を除く): 88799829

約数列:

[1, 3, 17, 51, 53, 159, 901, 1409, 2703, 2809, 4227, 8427, 23953, 47753, 71859, 74677, 143259, 224031, 1269509, 3808527, 3957881, 11873643, 67283977, 201851931]

約数ペア:

[(1, 201851931), (3, 67283977), (17, 11873643), (51, 3957881), (53, 3808527), (159, 1269509), (901, 224031), (1409, 143259), (2703, 74677), (2809, 71859), (4227, 47753), (8427, 23953)]