2454545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:520

約数の個数: 16

約数和(自身を含む): 3172608

約数和(自身を除く): 718063

約数列:

[1, 5, 17, 67, 85, 335, 431, 1139, 2155, 5695, 7327, 28877, 36635, 144385, 490909, 2454545]

約数ペア:

[(1, 2454545), (5, 490909), (17, 144385), (67, 36635), (85, 28877), (335, 7327), (431, 5695), (1139, 2155)]