216242817

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{219091}}^1$

素因数の和:219148

約数の個数: 16

約数和(自身を含む): 336525312

約数和(自身を除く): 120282495

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 219091, 657273, 1533637, 4600911, 10297277, 30891831, 72080939, 216242817]

約数ペア:

[(1, 216242817), (3, 72080939), (7, 30891831), (21, 10297277), (47, 4600911), (141, 1533637), (329, 657273), (987, 219091)]