339940018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{112787}}^1$

素因数の和:112937

約数の個数: 16

約数和(自身を含む): 560330784

約数和(自身を除く): 220390766

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 112787, 225574, 1240657, 2481314, 15451819, 30903638, 169970009, 339940018]

約数ペア:

[(1, 339940018), (2, 169970009), (11, 30903638), (22, 15451819), (137, 2481314), (274, 1240657), (1507, 225574), (3014, 112787)]