219987459

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{11197}}^1$

素因数の和:11299

約数の個数: 24

約数和(自身を含む): 331908720

約数和(自身を除く): 111921261

約数列:

[1, 3, 9, 37, 59, 111, 177, 333, 531, 2183, 6549, 11197, 19647, 33591, 100773, 414289, 660623, 1242867, 1981869, 3728601, 5945607, 24443051, 73329153, 219987459]

約数ペア:

[(1, 219987459), (3, 73329153), (9, 24443051), (37, 5945607), (59, 3728601), (111, 1981869), (177, 1242867), (333, 660623), (531, 414289), (2183, 100773), (6549, 33591), (11197, 19647)]