439968478

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{27529}}^1$

素因数の和:27723

約数の個数: 16

約数和(自身を含む): 675916560

約数和(自身を除く): 235948082

約数列:

[1, 2, 61, 122, 131, 262, 7991, 15982, 27529, 55058, 1679269, 3358538, 3606299, 7212598, 219984239, 439968478]

約数ペア:

[(1, 439968478), (2, 219984239), (61, 7212598), (122, 3606299), (131, 3358538), (262, 1679269), (7991, 55058), (15982, 27529)]