973679

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:686

約数の個数: 12

約数和(自身を含む): 1171008

約数和(自身を除く): 197329

約数列:

[1, 7, 31, 49, 217, 641, 1519, 4487, 19871, 31409, 139097, 973679]

約数ペア:

[(1, 973679), (7, 139097), (31, 31409), (49, 19871), (217, 4487), (641, 1519)]