4218399

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{2741}}^1$

素因数の和:2772

約数の個数: 20

約数和(自身を含む): 6635640

約数和(自身を除く): 2417241

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 2741, 8223, 24669, 52079, 74007, 156237, 222021, 468711, 1406133, 4218399]

約数ペア:

[(1, 4218399), (3, 1406133), (9, 468711), (19, 222021), (27, 156237), (57, 74007), (81, 52079), (171, 24669), (513, 8223), (1539, 2741)]