210981009

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{4457}}^1$

素因数の和:5000

約数の個数: 16

約数和(自身を含む): 291018240

約数和(自身を除く): 80037231

約数列:

[1, 3, 31, 93, 509, 1527, 4457, 13371, 15779, 47337, 138167, 414501, 2268613, 6805839, 70327003, 210981009]

約数ペア:

[(1, 210981009), (3, 70327003), (31, 6805839), (93, 2268613), (509, 414501), (1527, 138167), (4457, 47337), (13371, 15779)]