31916143

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7741}}^1$

素因数の和:7798

約数の個数: 16

約数和(自身を含む): 39639040

約数和(自身を除く): 7722897

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 7741, 54187, 147079, 239971, 1029553, 1679797, 4559449, 31916143]

約数ペア:

[(1, 31916143), (7, 4559449), (19, 1679797), (31, 1029553), (133, 239971), (217, 147079), (589, 54187), (4123, 7741)]