13305053727

素因数分解:

$3^2\times 7^1\times {\mathrm{211191329}}^1$

素因数の和:211191342

約数の個数: 12

約数和(自身を含む): 21963898320

約数和(自身を除く): 8658844593

約数列:

[1, 3, 7, 9, 21, 63, 211191329, 633573987, 1478339303, 1900721961, 4435017909, 13305053727]

約数ペア:

[(1, 13305053727), (3, 4435017909), (7, 1900721961), (9, 1478339303), (21, 633573987), (63, 211191329)]