4421809

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 24

約数和(自身を含む): 5515776

約数和(自身を除く): 1093967

約数列:

[1, 7, 31, 41, 49, 71, 217, 287, 497, 1271, 1519, 2009, 2201, 2911, 3479, 8897, 15407, 20377, 62279, 90241, 107849, 142639, 631687, 4421809]

約数ペア:

[(1, 4421809), (7, 631687), (31, 142639), (41, 107849), (49, 90241), (71, 62279), (217, 20377), (287, 15407), (497, 8897), (1271, 3479), (1519, 2911), (2009, 2201)]