89181757

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 109670400

約数和(自身を除く): 20488643

約数列:

[1, 7, 29, 67, 79, 83, 203, 469, 553, 581, 1943, 2291, 2407, 5293, 5561, 6557, 13601, 16037, 16849, 37051, 38927, 45899, 153497, 161269, 190153, 439319, 1074479, 1128883, 1331071, 3075233, 12740251, 89181757]

約数ペア:

[(1, 89181757), (7, 12740251), (29, 3075233), (67, 1331071), (79, 1128883), (83, 1074479), (203, 439319), (469, 190153), (553, 161269), (581, 153497), (1943, 45899), (2291, 38927), (2407, 37051), (5293, 16849), (5561, 16037), (6557, 13601)]