397788484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1627}}^1\times {\mathrm{3217}}^1$

素因数の和:4867

約数の個数: 24

約数和(自身を含む): 733446560

約数和(自身を除く): 335658076

約数列:

[1, 2, 4, 19, 38, 76, 1627, 3217, 3254, 6434, 6508, 12868, 30913, 61123, 61826, 122246, 123652, 244492, 5234059, 10468118, 20936236, 99447121, 198894242, 397788484]

約数ペア:

[(1, 397788484), (2, 198894242), (4, 99447121), (19, 20936236), (38, 10468118), (76, 5234059), (1627, 244492), (3217, 123652), (3254, 122246), (6434, 61826), (6508, 61123), (12868, 30913)]