1089817561

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{103723}}^1$

素因数の和:103828

約数の個数: 16

約数和(自身を含む): 1327667200

約数和(自身を除く): 237849639

約数列:

[1, 7, 19, 79, 133, 553, 1501, 10507, 103723, 726061, 1970737, 8194117, 13795159, 57358819, 155688223, 1089817561]

約数ペア:

[(1, 1089817561), (7, 155688223), (19, 57358819), (79, 13795159), (133, 8194117), (553, 1970737), (1501, 726061), (10507, 103723)]