71388667

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{991}}^1$

素因数の和:1290

約数の個数: 16

約数和(自身を含む): 83994624

約数和(自身を除く): 12605957

約数列:

[1, 7, 41, 251, 287, 991, 1757, 6937, 10291, 40631, 72037, 248741, 284417, 1741187, 10198381, 71388667]

約数ペア:

[(1, 71388667), (7, 10198381), (41, 1741187), (251, 284417), (287, 248741), (991, 72037), (1757, 40631), (6937, 10291)]