2603419

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 3364368

約数和(自身を除く): 760949

約数列:

[1, 7, 13, 49, 61, 67, 91, 427, 469, 637, 793, 871, 2989, 3283, 4087, 5551, 6097, 28609, 38857, 42679, 53131, 200263, 371917, 2603419]

約数ペア:

[(1, 2603419), (7, 371917), (13, 200263), (49, 53131), (61, 42679), (67, 38857), (91, 28609), (427, 6097), (469, 5551), (637, 4087), (793, 3283), (871, 2989)]