397488590

素因数分解:

$2^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{112603}}^1$

素因数の和:112963

約数の個数: 16

約数和(自身を含む): 717512688

約数和(自身を除く): 320024098

約数列:

[1, 2, 5, 10, 353, 706, 1765, 3530, 112603, 225206, 563015, 1126030, 39748859, 79497718, 198744295, 397488590]

約数ペア:

[(1, 397488590), (2, 198744295), (5, 79497718), (10, 39748859), (353, 1126030), (706, 563015), (1765, 225206), (3530, 112603)]