210913553

素因数分解:

${\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 229716648

約数和(自身を除く): 18803095

約数列:

[1, 31, 41, 53, 101, 961, 1271, 1643, 2173, 3131, 4141, 5353, 39401, 50933, 67363, 97061, 128371, 165943, 219473, 2088253, 3979501, 5144233, 6803663, 210913553]

約数ペア:

[(1, 210913553), (31, 6803663), (41, 5144233), (53, 3979501), (101, 2088253), (961, 219473), (1271, 165943), (1643, 128371), (2173, 97061), (3131, 67363), (4141, 50933), (5353, 39401)]