15890226

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3391}}^1$

素因数の和:3478

約数の個数: 32

約数和(自身を含む): 35168256

約数和(自身を除く): 19278030

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 3391, 4686, 6782, 10173, 20346, 37301, 74602, 111903, 223806, 240761, 481522, 722283, 1444566, 2648371, 5296742, 7945113, 15890226]

約数ペア:

[(1, 15890226), (2, 7945113), (3, 5296742), (6, 2648371), (11, 1444566), (22, 722283), (33, 481522), (66, 240761), (71, 223806), (142, 111903), (213, 74602), (426, 37301), (781, 20346), (1562, 10173), (2343, 6782), (3391, 4686)]