156940399

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107273}}^1$

素因数の和:107310

約数の個数: 16

約数和(自身を含む): 205966080

約数和(自身を除く): 49025681

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 107273, 750911, 1180003, 2038187, 8260021, 14267309, 22420057, 156940399]

約数ペア:

[(1, 156940399), (7, 22420057), (11, 14267309), (19, 8260021), (77, 2038187), (133, 1180003), (209, 750911), (1463, 107273)]