78703359

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 126884736

約数和(自身を除く): 48181377

約数列:

[1, 3, 7, 21, 49, 61, 67, 131, 147, 183, 201, 393, 427, 469, 917, 1281, 1407, 2751, 2989, 3283, 4087, 6419, 7991, 8777, 8967, 9849, 12261, 19257, 23973, 26331, 28609, 55937, 61439, 85827, 167811, 184317, 200263, 391559, 430073, 535397, 600789, 1174677, 1290219, 1606191, 3747779, 11243337, 26234453, 78703359]

約数ペア:

[(1, 78703359), (3, 26234453), (7, 11243337), (21, 3747779), (49, 1606191), (61, 1290219), (67, 1174677), (131, 600789), (147, 535397), (183, 430073), (201, 391559), (393, 200263), (427, 184317), (469, 167811), (917, 85827), (1281, 61439), (1407, 55937), (2751, 28609), (2989, 26331), (3283, 23973), (4087, 19257), (6419, 12261), (7991, 9849), (8777, 8967)]