216713199

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 307929600

約数和(自身を除く): 91216401

約数列:

[1, 3, 23, 69, 107, 149, 197, 321, 447, 591, 2461, 3427, 4531, 7383, 10281, 13593, 15943, 21079, 29353, 47829, 63237, 88059, 366689, 484817, 675119, 1100067, 1454451, 2025357, 3140771, 9422313, 72237733, 216713199]

約数ペア:

[(1, 216713199), (3, 72237733), (23, 9422313), (69, 3140771), (107, 2025357), (149, 1454451), (197, 1100067), (321, 675119), (447, 484817), (591, 366689), (2461, 88059), (3427, 63237), (4531, 47829), (7383, 29353), (10281, 21079), (13593, 15943)]