1620230187

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{69499}}^1$

素因数の和:69930

約数の個数: 16

約数和(自身を含む): 2279600000

約数和(自身を除く): 659369813

約数列:

[1, 3, 19, 57, 409, 1227, 7771, 23313, 69499, 208497, 1320481, 3961443, 28425091, 85275273, 540076729, 1620230187]

約数ペア:

[(1, 1620230187), (3, 540076729), (19, 85275273), (57, 28425091), (409, 3961443), (1227, 1320481), (7771, 208497), (23313, 69499)]