388445444

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{14389}}^1$

素因数の和:14807

約数の個数: 24

約数和(自身を含む): 721629720

約数和(自身を除く): 333184276

約数列:

[1, 2, 4, 17, 34, 68, 397, 794, 1588, 6749, 13498, 14389, 26996, 28778, 57556, 244613, 489226, 978452, 5712433, 11424866, 22849732, 97111361, 194222722, 388445444]

約数ペア:

[(1, 388445444), (2, 194222722), (4, 97111361), (17, 22849732), (34, 11424866), (68, 5712433), (397, 978452), (794, 489226), (1588, 244613), (6749, 57556), (13498, 28778), (14389, 26996)]