389294405

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{19597}}^1$

素因数の和:19768

約数の個数: 16

約数和(自身を含む): 486814320

約数和(自身を除く): 97519915

約数列:

[1, 5, 29, 137, 145, 685, 3973, 19597, 19865, 97985, 568313, 2684789, 2841565, 13423945, 77858881, 389294405]

約数ペア:

[(1, 389294405), (5, 77858881), (29, 13423945), (137, 2841565), (145, 2684789), (685, 568313), (3973, 97985), (19597, 19865)]