128489096

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{853}}^1\times {\mathrm{991}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 254150400

約数和(自身を除く): 125661304

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 853, 991, 1706, 1982, 3412, 3964, 6824, 7928, 16207, 18829, 32414, 37658, 64828, 75316, 129656, 150632, 845323, 1690646, 3381292, 6762584, 16061137, 32122274, 64244548, 128489096]

約数ペア:

[(1, 128489096), (2, 64244548), (4, 32122274), (8, 16061137), (19, 6762584), (38, 3381292), (76, 1690646), (152, 845323), (853, 150632), (991, 129656), (1706, 75316), (1982, 64828), (3412, 37658), (3964, 32414), (6824, 18829), (7928, 16207)]