2155110135

素因数分解:

$3^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{72307}}^1$

素因数の和:74302

約数の個数: 16

約数和(自身を含む): 3449959296

約数和(自身を除く): 1294849161

約数列:

[1, 3, 5, 15, 1987, 5961, 9935, 29805, 72307, 216921, 361535, 1084605, 143674009, 431022027, 718370045, 2155110135]

約数ペア:

[(1, 2155110135), (3, 718370045), (5, 431022027), (15, 143674009), (1987, 1084605), (5961, 361535), (9935, 216921), (29805, 72307)]