489668452

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1345243}}^1$

素因数の和:1345267

約数の個数: 24

約数和(自身を含む): 1054671296

約数和(自身を除く): 565002844

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1345243, 2690486, 5380972, 9416701, 17488159, 18833402, 34976318, 37666804, 69952636, 122417113, 244834226, 489668452]

約数ペア:

[(1, 489668452), (2, 244834226), (4, 122417113), (7, 69952636), (13, 37666804), (14, 34976318), (26, 18833402), (28, 17488159), (52, 9416701), (91, 5380972), (182, 2690486), (364, 1345243)]