521127943

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 632563200

約数和(自身を除く): 111435257

約数列:

[1, 7, 37, 59, 67, 259, 413, 469, 509, 2183, 2479, 3563, 3953, 15281, 17353, 18833, 27671, 30031, 34103, 131831, 146261, 210217, 238721, 1023827, 1111147, 1261811, 2012077, 7778029, 8832677, 14084539, 74446849, 521127943]

約数ペア:

[(1, 521127943), (7, 74446849), (37, 14084539), (59, 8832677), (67, 7778029), (259, 2012077), (413, 1261811), (469, 1111147), (509, 1023827), (2183, 238721), (2479, 210217), (3563, 146261), (3953, 131831), (15281, 34103), (17353, 30031), (18833, 27671)]