222208658

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{690089}}^1$

素因数の和:690121

約数の個数: 16

約数和(自身を含む): 397491840

約数和(自身を除く): 175283182

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 690089, 1380178, 4830623, 9661246, 15872047, 31744094, 111104329, 222208658]

約数ペア:

[(1, 222208658), (2, 111104329), (7, 31744094), (14, 15872047), (23, 9661246), (46, 4830623), (161, 1380178), (322, 690089)]