311903989

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1\times {\mathrm{709}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 336983040

約数和(自身を除く): 25079051

約数列:

[1, 23, 31, 617, 709, 713, 14191, 16307, 19127, 21979, 437453, 439921, 505517, 10061419, 13561043, 311903989]

約数ペア:

[(1, 311903989), (23, 13561043), (31, 10061419), (617, 505517), (709, 439921), (713, 437453), (14191, 21979), (16307, 19127)]