531711

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:475

約数の個数: 16

約数和(自身を含む): 806400

約数和(自身を除く): 274689

約数列:

[1, 3, 9, 27, 47, 141, 419, 423, 1257, 1269, 3771, 11313, 19693, 59079, 177237, 531711]

約数ペア:

[(1, 531711), (3, 177237), (9, 59079), (27, 19693), (47, 11313), (141, 3771), (419, 1269), (423, 1257)]