4021381

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 5171040

約数和(自身を除く): 1149659

約数列:

[1, 7, 13, 49, 59, 91, 107, 413, 637, 749, 767, 1391, 2891, 5243, 5369, 6313, 9737, 37583, 44191, 68159, 82069, 309337, 574483, 4021381]

約数ペア:

[(1, 4021381), (7, 574483), (13, 309337), (49, 82069), (59, 68159), (91, 44191), (107, 37583), (413, 9737), (637, 6313), (749, 5369), (767, 5243), (1391, 2891)]