1388089924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{299933}}^1$

素因数の和:300039

約数の個数: 24

約数和(自身を含む): 2645417880

約数和(自身を除く): 1257327956

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 299933, 599866, 1199732, 3899129, 7798258, 15596516, 26694037, 53388074, 106776148, 347022481, 694044962, 1388089924]

約数ペア:

[(1, 1388089924), (2, 694044962), (4, 347022481), (13, 106776148), (26, 53388074), (52, 26694037), (89, 15596516), (178, 7798258), (356, 3899129), (1157, 1199732), (2314, 599866), (4628, 299933)]