51997535

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{3313}}^1$

素因数の和:3434

約数の個数: 16

約数和(自身を含む): 64742304

約数和(自身を除く): 12744769

約数列:

[1, 5, 43, 73, 215, 365, 3139, 3313, 15695, 16565, 142459, 241849, 712295, 1209245, 10399507, 51997535]

約数ペア:

[(1, 51997535), (5, 10399507), (43, 1209245), (73, 712295), (215, 241849), (365, 142459), (3139, 16565), (3313, 15695)]