204021867

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{511333}}^1$

素因数の和:511362

約数の個数: 16

約数和(自身を含む): 327253760

約数和(自身を除く): 123231893

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 511333, 1533999, 3579331, 9715327, 10737993, 29145981, 68007289, 204021867]

約数ペア:

[(1, 204021867), (3, 68007289), (7, 29145981), (19, 10737993), (21, 9715327), (57, 3579331), (133, 1533999), (399, 511333)]