1620663

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{733}}^1$

素因数の和:814

約数の個数: 16

約数和(自身を含む): 2395776

約数和(自身を除く): 775113

約数列:

[1, 3, 11, 33, 67, 201, 733, 737, 2199, 2211, 8063, 24189, 49111, 147333, 540221, 1620663]

約数ペア:

[(1, 1620663), (3, 540221), (11, 147333), (33, 49111), (67, 24189), (201, 8063), (733, 2211), (737, 2199)]