915009

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 16

約数和(自身を含む): 1296000

約数和(自身を除く): 380991

約数列:

[1, 3, 23, 69, 89, 149, 267, 447, 2047, 3427, 6141, 10281, 13261, 39783, 305003, 915009]

約数ペア:

[(1, 915009), (3, 305003), (23, 39783), (69, 13261), (89, 10281), (149, 6141), (267, 3427), (447, 2047)]