15942121

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 18775680

約数和(自身を除く): 2833559

約数列:

[1, 13, 19, 43, 79, 247, 361, 559, 817, 1027, 1501, 3397, 4693, 10621, 15523, 19513, 28519, 44161, 64543, 201799, 370747, 839059, 1226317, 15942121]

約数ペア:

[(1, 15942121), (13, 1226317), (19, 839059), (43, 370747), (79, 201799), (247, 64543), (361, 44161), (559, 28519), (817, 19513), (1027, 15523), (1501, 10621), (3397, 4693)]