1661348

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 3208128

約数和(自身を除く): 1546780

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 743, 1118, 1486, 2236, 2972, 9659, 19318, 31949, 38636, 63898, 127796, 415337, 830674, 1661348]

約数ペア:

[(1, 1661348), (2, 830674), (4, 415337), (13, 127796), (26, 63898), (43, 38636), (52, 31949), (86, 19318), (172, 9659), (559, 2972), (743, 2236), (1118, 1486)]