161572189954

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{618913}}^1$

素因数の和:619594

約数の個数: 32

約数和(自身を含む): 286978043520

約数和(自身を除く): 125405853566

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 643, 1286, 4501, 9002, 18647, 37294, 130529, 261058, 618913, 1237826, 4332391, 8664782, 17948477, 35896954, 125639339, 251278678, 397961059, 795922118, 2785727413, 5571454826, 11540870711, 23081741422, 80786094977, 161572189954]

約数ペア:

[(1, 161572189954), (2, 80786094977), (7, 23081741422), (14, 11540870711), (29, 5571454826), (58, 2785727413), (203, 795922118), (406, 397961059), (643, 251278678), (1286, 125639339), (4501, 35896954), (9002, 17948477), (18647, 8664782), (37294, 4332391), (130529, 1237826), (261058, 618913)]