15681009

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{7331}}^1$

素因数の和:7388

約数の個数: 16

約数和(自身を含む): 22523904

約数和(自身を除く): 6842895

約数列:

[1, 3, 23, 31, 69, 93, 713, 2139, 7331, 21993, 168613, 227261, 505839, 681783, 5227003, 15681009]

約数ペア:

[(1, 15681009), (3, 5227003), (23, 681783), (31, 505839), (69, 227261), (93, 168613), (713, 21993), (2139, 7331)]