7028021

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 10342080

約数和(自身を除く): 3314059

約数列:

[1, 7, 11, 13, 17, 49, 59, 77, 91, 119, 143, 187, 221, 413, 539, 637, 649, 767, 833, 1001, 1003, 1309, 1547, 2431, 2891, 4543, 5369, 7007, 7021, 8437, 9163, 10829, 11033, 13039, 17017, 31801, 37583, 49147, 59059, 77231, 91273, 119119, 143429, 413413, 540617, 638911, 1004003, 7028021]

約数ペア:

[(1, 7028021), (7, 1004003), (11, 638911), (13, 540617), (17, 413413), (49, 143429), (59, 119119), (77, 91273), (91, 77231), (119, 59059), (143, 49147), (187, 37583), (221, 31801), (413, 17017), (539, 13039), (637, 11033), (649, 10829), (767, 9163), (833, 8437), (1001, 7021), (1003, 7007), (1309, 5369), (1547, 4543), (2431, 2891)]