681716

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:359

約数の個数: 24

約数和(自身を含む): 1382976

約数和(自身を除く): 701260

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 251, 388, 502, 679, 1004, 1358, 1757, 2716, 3514, 7028, 24347, 48694, 97388, 170429, 340858, 681716]

約数ペア:

[(1, 681716), (2, 340858), (4, 170429), (7, 97388), (14, 48694), (28, 24347), (97, 7028), (194, 3514), (251, 2716), (388, 1757), (502, 1358), (679, 1004)]