87406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:179

約数の個数: 16

約数和(自身を含む): 149040

約数和(自身を除く): 61634

約数列:

[1, 2, 11, 22, 29, 58, 137, 274, 319, 638, 1507, 3014, 3973, 7946, 43703, 87406]

約数ペア:

[(1, 87406), (2, 43703), (11, 7946), (22, 3973), (29, 3014), (58, 1507), (137, 638), (274, 319)]