13326702921

素因数分解:

$3^2\times 7^2\times {\mathrm{30219281}}^1$

素因数の和:30219301

約数の個数: 18

約数和(自身を含む): 22392487962

約数和(自身を除く): 9065785041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 30219281, 90657843, 211534967, 271973529, 634604901, 1480744769, 1903814703, 4442234307, 13326702921]

約数ペア:

[(1, 13326702921), (3, 4442234307), (7, 1903814703), (9, 1480744769), (21, 634604901), (49, 271973529), (63, 211534967), (147, 90657843), (441, 30219281)]