620883921

素因数分解:

$3^1\times 7^1\times {\mathrm{2591}}^1\times {\mathrm{11411}}^1$

素因数の和:14012

約数の個数: 16

約数和(自身を含む): 946556928

約数和(自身を除く): 325673007

約数列:

[1, 3, 7, 21, 2591, 7773, 11411, 18137, 34233, 54411, 79877, 239631, 29565901, 88697703, 206961307, 620883921]

約数ペア:

[(1, 620883921), (3, 206961307), (7, 88697703), (21, 29565901), (2591, 239631), (7773, 79877), (11411, 54411), (18137, 34233)]