15999964545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15913}}^1\times {\mathrm{3943}}^1$

素因数の和:19881

約数の個数: 32

約数和(自身を含む): 27114400512

約数和(自身を除く): 11114435967

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 3943, 11829, 15913, 19715, 47739, 59145, 67031, 79565, 201093, 238695, 270521, 335155, 811563, 1005465, 1352605, 4057815, 62744959, 188234877, 313724795, 941174385, 1066664303, 3199992909, 5333321515, 15999964545]

約数ペア:

[(1, 15999964545), (3, 5333321515), (5, 3199992909), (15, 1066664303), (17, 941174385), (51, 313724795), (85, 188234877), (255, 62744959), (3943, 4057815), (11829, 1352605), (15913, 1005465), (19715, 811563), (47739, 335155), (59145, 270521), (67031, 238695), (79565, 201093)]