214929909

素因数分解:

$3^3\times {\mathrm{409}}^1\times {\mathrm{19463}}^1$

素因数の和:19881

約数の個数: 16

約数和(自身を含む): 319209600

約数和(自身を除く): 104279691

約数列:

[1, 3, 9, 27, 409, 1227, 3681, 11043, 19463, 58389, 175167, 525501, 7960367, 23881101, 71643303, 214929909]

約数ペア:

[(1, 214929909), (3, 71643303), (9, 23881101), (27, 7960367), (409, 525501), (1227, 175167), (3681, 58389), (11043, 19463)]