80545591

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{263}}^1\times {\mathrm{653}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 93924864

約数和(自身を除く): 13379273

約数列:

[1, 7, 67, 263, 469, 653, 1841, 4571, 17621, 43751, 123347, 171739, 306257, 1202173, 11506513, 80545591]

約数ペア:

[(1, 80545591), (7, 11506513), (67, 1202173), (263, 306257), (469, 171739), (653, 123347), (1841, 43751), (4571, 17621)]