57490731

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 91690560

約数和(自身を除く): 34199829

約数列:

[1, 3, 9, 23, 29, 61, 69, 87, 157, 183, 207, 261, 471, 549, 667, 1403, 1413, 1769, 2001, 3611, 4209, 4553, 5307, 6003, 9577, 10833, 12627, 13659, 15921, 28731, 32499, 40687, 40977, 86193, 104719, 122061, 220271, 277733, 314157, 366183, 660813, 833199, 942471, 1982439, 2499597, 6387859, 19163577, 57490731]

約数ペア:

[(1, 57490731), (3, 19163577), (9, 6387859), (23, 2499597), (29, 1982439), (61, 942471), (69, 833199), (87, 660813), (157, 366183), (183, 314157), (207, 277733), (261, 220271), (471, 122061), (549, 104719), (667, 86193), (1403, 40977), (1413, 40687), (1769, 32499), (2001, 28731), (3611, 15921), (4209, 13659), (4553, 12627), (5307, 10833), (6003, 9577)]