7400403

素因数分解:

$3^4\times {\mathrm{211}}^1\times {\mathrm{433}}^1$

素因数の和:656

約数の個数: 20

約数和(自身を含む): 11132968

約数和(自身を除く): 3732565

約数列:

[1, 3, 9, 27, 81, 211, 433, 633, 1299, 1899, 3897, 5697, 11691, 17091, 35073, 91363, 274089, 822267, 2466801, 7400403]

約数ペア:

[(1, 7400403), (3, 2466801), (9, 822267), (27, 274089), (81, 91363), (211, 35073), (433, 17091), (633, 11691), (1299, 5697), (1899, 3897)]