219329529

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^2\times {\mathrm{1531}}^1$

素因数の和:1657

約数の個数: 24

約数和(自身を含む): 315800352

約数和(自身を除く): 96470823

約数列:

[1, 3, 17, 51, 53, 159, 901, 1531, 2703, 2809, 4593, 8427, 26027, 47753, 78081, 81143, 143259, 243429, 1379431, 4138293, 4300579, 12901737, 73109843, 219329529]

約数ペア:

[(1, 219329529), (3, 73109843), (17, 12901737), (51, 4300579), (53, 4138293), (159, 1379431), (901, 243429), (1531, 143259), (2703, 81143), (2809, 78081), (4593, 47753), (8427, 26027)]