2858211

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 4380480

約数和(自身を除く): 1522269

約数列:

[1, 3, 9, 29, 47, 87, 141, 233, 261, 423, 699, 1363, 2097, 4089, 6757, 10951, 12267, 20271, 32853, 60813, 98559, 317579, 952737, 2858211]

約数ペア:

[(1, 2858211), (3, 952737), (9, 317579), (29, 98559), (47, 60813), (87, 32853), (141, 20271), (233, 12267), (261, 10951), (423, 6757), (699, 4089), (1363, 2097)]