251661117

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{3911}}^1$

素因数の和:4244

約数の個数: 16

約数和(自身を含む): 340813440

約数和(自身を除く): 89152323

約数列:

[1, 3, 89, 241, 267, 723, 3911, 11733, 21449, 64347, 348079, 942551, 1044237, 2827653, 83887039, 251661117]

約数ペア:

[(1, 251661117), (3, 83887039), (89, 2827653), (241, 1044237), (267, 942551), (723, 348079), (3911, 64347), (11733, 21449)]