7928529

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 13148160

約数和(自身を除く): 5219631

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 641, 651, 1767, 1923, 4123, 4487, 12179, 12369, 13461, 19871, 36537, 59613, 85253, 139097, 255759, 377549, 417291, 1132647, 2642843, 7928529]

約数ペア:

[(1, 7928529), (3, 2642843), (7, 1132647), (19, 417291), (21, 377549), (31, 255759), (57, 139097), (93, 85253), (133, 59613), (217, 36537), (399, 19871), (589, 13461), (641, 12369), (651, 12179), (1767, 4487), (1923, 4123)]