208536013

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1453}}^1$

素因数の和:1597

約数の個数: 24

約数和(自身を含む): 253606680

約数和(自身を除く): 45070667

約数列:

[1, 7, 29, 49, 101, 203, 707, 1421, 1453, 2929, 4949, 10171, 20503, 42137, 71197, 143521, 146753, 294959, 1027271, 2064713, 4255837, 7190897, 29790859, 208536013]

約数ペア:

[(1, 208536013), (7, 29790859), (29, 7190897), (49, 4255837), (101, 2064713), (203, 1027271), (707, 294959), (1421, 146753), (1453, 143521), (2929, 71197), (4949, 42137), (10171, 20503)]