562221

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{631}}^1$

素因数の和:654

約数の個数: 20

約数和(自身を含む): 917664

約数和(自身を除く): 355443

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 631, 891, 1893, 5679, 6941, 17037, 20823, 51111, 62469, 187407, 562221]

約数ペア:

[(1, 562221), (3, 187407), (9, 62469), (11, 51111), (27, 20823), (33, 17037), (81, 6941), (99, 5679), (297, 1893), (631, 891)]