8426121

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 12899328

約数和(自身を除く): 4473207

約数列:

[1, 3, 11, 33, 37, 67, 103, 111, 201, 309, 407, 737, 1133, 1221, 2211, 2479, 3399, 3811, 6901, 7437, 11433, 20703, 27269, 41921, 75911, 81807, 125763, 227733, 255337, 766011, 2808707, 8426121]

約数ペア:

[(1, 8426121), (3, 2808707), (11, 766011), (33, 255337), (37, 227733), (67, 125763), (103, 81807), (111, 75911), (201, 41921), (309, 27269), (407, 20703), (737, 11433), (1133, 7437), (1221, 6901), (2211, 3811), (2479, 3399)]