4389429947

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{30773}}^1$

素因数の和:30899

約数の個数: 24

約数和(自身を含む): 5304452832

約数和(自身を除く): 915022885

約数列:

[1, 7, 41, 49, 71, 287, 497, 2009, 2911, 3479, 20377, 30773, 142639, 215411, 1261693, 1507877, 2184883, 8831851, 15294181, 61822957, 89580203, 107059267, 627061421, 4389429947]

約数ペア:

[(1, 4389429947), (7, 627061421), (41, 107059267), (49, 89580203), (71, 61822957), (287, 15294181), (497, 8831851), (2009, 2184883), (2911, 1507877), (3479, 1261693), (20377, 215411), (30773, 142639)]